Unit 1 课时3 Section A Grammar Focus（分层作业）英语新教材人教版九年级上册

Unit 1 The Changing World 课时3 Section A Grammar Focus 分层作业 核心知识速记 01基础达标 02能力提升 03拓展培优 04思维进阶 ( 词汇 digital adj. 电子的 audio adj. 音频的；n. 音频 dirt n. 泥土；尘土 track n. 小路；轨道 wide adj. 宽的；宽阔的 used to do 过去常常做 take place 发生 come back 回来 have to 不得不 dirt tracks 泥土小路 digital books 电子书 audio books 有声书 as a result 结果 in the past 在过去 as well as 以及，还有 thousands of成千上万的 句型 1. He became a good friend of your grandfather about 20 years ago . 大约20年前，他成了你祖父的好朋友。 2.They haven't seen each other for ages! 他们已经很多年没见面了！） 3.Our village has just built a new hospital. （我们村刚建了一所新医院。） 4.Many people used to work in big cities. Now, more of them have come back to live and work here. 许多人过去在大城市工作。现在，更多人回来这里生活和工作。 5 .We used to have to travel far to see a doctor. 我们过去常常要走很远去看病。 ) 一、单词默写。 1. _______ /ˈdɪdʒɪtl/ adj. 电子的 2. ________ /ˈɔːdiəʊ/ adj. 音频的；n. 音频 3. __________ /dɜːt/ n. 泥土；尘土 4. ________ /træk/ n. 小路；轨道 5. ________ /waɪd/ adj. 宽的；宽阔的 二、词组默写。 1. 过去常常做 _______________________ 2. 发生_______________________ 3. 回来__________ 4. 不得不________ 5. 泥土小路________ 6.电子书_______ 7. 有声书________ 8. 结果_______ 9. 在过去________ 10. 以及，还有 _______ 三、用括号内所给词的适当形式填空。 1.We __________ (use) to live in a small village, but now we live in the city. 2.Our village __________ (build) a new hospital recently. 3.She __________ (not finish) her homework yet, so she can't go out to play. 4.My father __________ (buy) this car ten years ago, and he still drives it. 5. __________ you ever __________ (try) the food in that new restaurant? It's famous. 四、单项选择。 ( ) 1. My hometown ________ a lot since ten years ago. A. changed B. changes C. has changed D. will change ( ) 2. I ________ live in the countryside, but now I live in the city. A. am used to B. used to C. use to D. was used to ( ) 3. —Have you visited the new park in your hometown ________?—Yes, I have. A. already B. yet C. just D. ever ( ) 4. Great changes ________ in my hometown last year. A. took place B. have taken place C. take place D. will take place ( ) 5. My hometown ________ be poor, but now it is very rich. A. used to B. is used to C. was used to D. use to ( ) 6. We ________ more new buildings in our hometown so far. A. see B. saw C. have seen D. will see ( ) 7. She ________ in her hometown for 15 years. A. lives B. lived C. has lived D. will live ( ) 8. There ________ many small houses here, but now there are tall buildings. A. used to have B. used to be C. was used to be D. is used to be ( ) 9. I haven’t returned to my hometown ________. I miss it very much. A. already B. yet C. just D. ever ( ) 10. —When ________ you come back to your hometown?—Last summer holiday. A. have B. did C. do D. are 五、汉语提示填空题 1.他大约在20年前成为了你祖父的好朋友。 He __________ a good friend of your grandfather about 20 years ago. 2. 他们已经很多年没见面了！ They __________ __________ each other for ages! 3. 我们村刚建了一所新医院。 Our village __________ just __________ a new hospital. 4.许多人过去常常在大城市工作。 Many people __________ __________ work in big cities. 5.我们过去不得不走很远去看病。 We __________ __________ have to travel far to see a doctor. 6.现在，更多人已经回到这里生活和工作。 Now, more of them __________ __________ back to live and work here. 7.它是我参观过的最高科技的图书馆。 It's the most high-tech library I __________ ever __________. 8.我的家乡已经发生巨大变化了吗？ __________ great changes __________ place in my hometown yet? 9.许多人努力保护环境。结果，他们家乡的环境变得好多了。 Many people _______ ______ to protect the environment. As a result, the environment in their hometown became much better. 10.从我小时候起，家乡的环境和生活就已经大大改善了。 Since I was young, my hometown ________ already __________ greatly in environment and life. 六、语法填空题。阅读下面短文，根据上下文或括号内单词等提示，在空白处填入适当的单词或括号内单词的适当形式。 When you think of a desert, what comes to your mind first? Maybe a lot 1 golden sand is swept by the wind. But recently, something surprising 2 (happen) in the Taklimakan Desert. It has a new colour—pink! 100,000 rose bushes are blooming (绽放) there. Last November, in Yutian County, Xinjiang, desert workers 3 (finish) a big job. They planted 100,000 roses along the desert’s edge (边缘). These roses are like green 4 (scarf) around the desert. It’s 5 new wonder of China’s sand control work. Planting roses 6 (show) how much the workers care about the desert. “People usually think roses belong in vases (花瓶),   7 our roses are protectors of the sand hills!” said Maitusun Yibulayimu, a villager from Yutian County, standing beside a young rose plant with a big smile. He’s right—these roses are beautiful, and 8 (they) strong roots also hold the sand in place, stopping it from blowing away. Planting roses along the desert’s edge is not the end. The real goal is to stop the sand from 9 (spread) forever. Once it was “sand coming, people leaving”. Now it’s “green coming, sand leaving”—and soon, people and sand will live together 10 (happy) . Each generation works to build a “Green Great Wall”. 七、阅读短文，从方框中选择适当的词并用其正确的形式填空（每词限用一次）。 take; become; use; high; drive; habit; billion; lower; plant; pollute Cleaning up the existing damage to our environment and preventing further destruction (破坏) is a huge job. But a young person can really make a difference, starting with changing some simple everyday 1 . This is your world, so you’re never too late 2 action! First, take shorter showers. It seems like water is cheap and enough but access (使用权) to clean water is a problem for 3 of people around the world. People 4 to waste a lot of water without thinking. However, increasing demand for water also influences rivers and lakes by 5 water levels, changing water flow with dams and introducing chemicals and waste products. Second, turn the lights off. The power 6 produce electricity (电) and usually release pollutants into the environment. Ask your family to set the temperature of the furnace (火炉) lower and the air conditioner 7 . Sweaters, opening windows and fans will work just fine. Third, ride your bike or walk instead of driving or being driven. Yes, every teen looks forward to a 8 licence and a first car. Too many cars  9 a major problem so far. But we can change this by taking the bus or subway to reduce 10 . It might not be as cool as driving, but it is much more fuel-efficient. 八、语法选择。  I returned to my hometown where I grew up the day before yesterday. It was a small 1 . As a reporter, I 2 some of my old neighbors. They told me that many changes had taken place during these years. The greatest change is that there are many tall buildings in the village now, 3 in the past there weren’t any at all. Before I left the village, the villagers 4 went to nearby towns because it took a lot of time to go to these towns on foot. Now many families have cars, so if they want 5 to nearby towns, they 6 drive their cars there. The streets in the town were not very wide in the past, but now they are much 7 . On 8 sides of the streets, there are lots of green trees and beautiful flowers. These changes have also influenced 9 people there. They didn’t use to help each other, but now they are very helpful and friendly. What great changes these are! I’m proud 10 my hometown. I love my hometown! 1．A．city B．cities C．village D．villages 2．A．has interviewed B．will interview C．interview D．interviewed 3．A．and B．but C．so D．if 4．A．always B．exactly C．nearly D．seldom 5．A．gone B．going C．to go D．go 6．A．can B．must C．might D．should 7．A．wider B．wide C．long D．longer 8．A．either B．both C．all D．neither 9．A．a B．an C．/ D．the 10．A．in B．at C．of D．about 题目背景： 观察图片中4c部分关于贵州交通变化的描述，结合4a和4b中出现的时态（一般过去时、现在完成时、used to结构），请你完成以下任务： Task 1：时态填空与逻辑分析 用括号内动词的正确形式填空，并解释每个时态选择的逻辑（如“过去习惯”“现在完成的影响”等）。 1. In the past, it ______ (be) difficult to travel in Guizhou. 2. The government ______ (build) thousands of kilometres of highways, railways, and wide roads. 3. A journey that used to ______ (take) a day now takes only a few hours. 4. As a result, the lives of local people ______ (improve). Task 2：Critical Thinking 1. Read the passage in 4c carefully. What can we infer from the sentence "A journey that used to take a day now takes only a few hours."? Please choose the right answer. A.The local people used to spend less time on their trips in the past. B. The development of transportation has greatly improved people's lives. C. The government has built more dirt tracks for local people to travel. D. People in Guizhou still have difficulty in traveling from one place to another. 2. Why does the author use the phrase "richer and happier" at the end of the text in 4c? How does this connect the "bridges" mentioned in the text to the "people"? ____________________________________________________________________________________________ ____________________________________________________________________________________________ Task 3: Creative Project 结合本课所学的 一般过去时、现在完成时、used to，写一段话描述你家乡的一个变化（交通 / 环境 / 教育等任选）的句子，用英语简单说明。 1.________________________________________________________________________________________ 2.________________________________________________________________________________________ 3.________________________________________________________________________________________ ( 1 / 7 ) 学科网（北京）股份有限公司 $ Unit 1 The Changing World 课时3 Section A Grammar Focus 分层作业 核心知识速记 01基础达标 02能力提升 03拓展培优 04思维进阶 ( 词汇 digital adj. 电子的 audio adj. 音频的；n. 音频 dirt n. 泥土；尘土 track n. 小路；轨道 wide adj. 宽的；宽阔的 used to do 过去常常做 take place 发生 come back 回来 have to 不得不 dirt tracks 泥土小路 digital books 电子书 audio books 有声书 as a result 结果 in the past 在过去 as well as 以及，还有 thousands of成千上万的 句型 1. He became a good friend of your grandfather about 20 years ago . 大约20年前，他成了你祖父的好朋友。 2.They haven't seen each other for ages! 他们已经很多年没见面了！） 3.Our village has just built a new hospital. （我们村刚建了一所新医院。） 4.Many people used to work in big cities. Now, more of them have come back to live and work here. 许多人过去在大城市工作。现在，更多人回来这里生活和工作。 5 .We used to have to travel far to see a doctor. 我们过去常常要走很远去看病。 ) 一、单词默写。 1. _______ /ˈdɪdʒɪtl/ adj. 电子的 2. ________ /ˈɔːdiəʊ/ adj. 音频的；n. 音频 3. __________ /dɜːt/ n. 泥土；尘土 4. ________ /træk/ n. 小路；轨道 5. ________ /waɪd/ adj. 宽的；宽阔的 【答案】 1.digital 2.audio 3.dirt 4.track 5.wide 二、词组默写。 1. 过去常常做 _______________________ 2. 发生_______________________ 3. 回来__________ 4. 不得不________ 5. 泥土小路________ 6.电子书_______ 7. 有声书________ 8. 结果_______ 9. 在过去________ 10. 以及，还有 _______ 【答案】1. used to do 2. take place 3. come back 4. have to 5. dirt tracks 6. digital books 7. audio books 8. as a result 9. in the past 10. as well as 三、用括号内所给词的适当形式填空。 1.We __________ (use) to live in a small village, but now we live in the city. 2.Our village __________ (build) a new hospital recently. 3.She __________ (not finish) her homework yet, so she can't go out to play. 4.My father __________ (buy) this car ten years ago, and he still drives it. 5. __________ you ever __________ (try) the food in that new restaurant? It's famous. 【答案】1. used 2. has built 3. hasn't finished 4. bought 5. Have; tried 四、单项选择。 ( ) 1. My hometown ________ a lot since ten years ago. A. changed B. changes C. has changed D. will change ( ) 2. I ________ live in the countryside, but now I live in the city. A. am used to B. used to C. use to D. was used to ( ) 3. —Have you visited the new park in your hometown ________?—Yes, I have. A. already B. yet C. just D. ever ( ) 4. Great changes ________ in my hometown last year. A. took place B. have taken place C. take place D. will take place ( ) 5. My hometown ________ be poor, but now it is very rich. A. used to B. is used to C. was used to D. use to ( ) 6. We ________ more new buildings in our hometown so far. A. see B. saw C. have seen D. will see ( ) 7. She ________ in her hometown for 15 years. A. lives B. lived C. has lived D. will live ( ) 8. There ________ many small houses here, but now there are tall buildings. A. used to have B. used to be C. was used to be D. is used to be ( ) 9. I haven’t returned to my hometown ________. I miss it very much. A. already B. yet C. just D. ever ( ) 10. —When ________ you come back to your hometown?—Last summer holiday. A. have B. did C. do D. are 【答案】1.C 2.B 3.B 4.A 5.A 6.C 7.C 8.B 9.B 10.B 五、汉语提示填空题 1.他大约在20年前成为了你祖父的好朋友。 He __________ a good friend of your grandfather about 20 years ago. 2. 他们已经很多年没见面了！ They __________ __________ each other for ages! 3. 我们村刚建了一所新医院。 Our village __________ just __________ a new hospital. 4.许多人过去常常在大城市工作。 Many people __________ __________ work in big cities. 5.我们过去不得不走很远去看病。 We __________ __________ have to travel far to see a doctor. 6.现在，更多人已经回到这里生活和工作。 Now, more of them __________ __________ back to live and work here. 7.它是我参观过的最高科技的图书馆。 It's the most high-tech library I __________ ever __________. 8.我的家乡已经发生巨大变化了吗？ __________ great changes __________ place in my hometown yet? 9.许多人努力保护环境。结果，他们家乡的环境变得好多了。 Many people _______ ______ to protect the environment. As a result, the environment in their hometown became much better. 10.从我小时候起，家乡的环境和生活就已经大大改善了。 Since I was young, my hometown ________ already __________ greatly in environment and life. 【答案】1.became 2.haven't seen 3.has; built 4.used to 5.used to 6.have come 7.have; visited 8.Have; taken 9. worked hard 10. has; improved 六、语法填空题。阅读下面短文，根据上下文或括号内单词等提示，在空白处填入适当的单词或括号内单词的适当形式。 When you think of a desert, what comes to your mind first? Maybe a lot 1 golden sand is swept by the wind. But recently, something surprising 2 (happen) in the Taklimakan Desert. It has a new colour—pink! 100,000 rose bushes are blooming (绽放) there. Last November, in Yutian County, Xinjiang, desert workers 3 (finish) a big job. They planted 100,000 roses along the desert’s edge (边缘). These roses are like green 4 (scarf) around the desert. It’s 5 new wonder of China’s sand control work. Planting roses 6 (show) how much the workers care about the desert. “People usually think roses belong in vases (花瓶),   7 our roses are protectors of the sand hills!” said Maitusun Yibulayimu, a villager from Yutian County, standing beside a young rose plant with a big smile. He’s right—these roses are beautiful, and 8 (they) strong roots also hold the sand in place, stopping it from blowing away. Planting roses along the desert’s edge is not the end. The real goal is to stop the sand from 9 (spread) forever. Once it was “sand coming, people leaving”. Now it’s “green coming, sand leaving”—and soon, people and sand will live together 10 (happy) . Each generation works to build a “Green Great Wall”. 【答案】 1．of 2．has happened 3．finished 4．scarfs/scarves 5．a 6．shows 7．but/yet/ while 8．their 9．spreading 10．happily 【导语】本文主要介绍了塔克拉玛干沙漠发生的惊人变化——新疆于田县的沙漠工人于去年11月在沙漠边缘种植了10万株玫瑰，这些玫瑰不仅外形美丽，其强健的根系还能固定沙子、防止沙化，成为沙丘的守护者。文章展现了中国治沙工作的新成果，讲述了从“沙进人退”到“绿进沙退”的转变，体现了沙漠工人对沙漠的关爱以及人类与沙漠和谐共存的美好愿景。 1．句意：当你想到沙漠时，首先映入脑海的是什么？也许是很多被风吹起的金色沙子。空格前有a lot，后接of构成固定搭配a lot of，意为“许多”，用来修饰后面的不可数名词sand。 2．句意：但最近，塔克拉玛干沙漠发生了一件令人惊讶的事情。 recently 意为 “最近，近来”，是现在完成时的典型标志词，时态结构为 have/has + 过去分词。主语 something 为不定代词，作主语时谓语动词用单数，助动词用 has；动词 happen 的过去分词为 happened，因此填 has happened。 3．句意：去年11月，在新疆于田县，沙漠工人完成了一项大工程。根据时间状语Last November（去年11月），可知句子时态为一般过去时，finish的过去式为finished。 4．句意：这些玫瑰就像环绕沙漠的绿色围巾。空格前有复数指示代词these修饰roses，且scarf为可数名词，此处需用其复数形式scarves/scarfs，与roses呼应。 5．句意：这真是中国治沙工作的一个新奇迹。空格后为可数名词单数new wonder，且new以辅音音素开头，需用不定冠词a修饰，构成“it’s a + 名词”的句式，表泛指“一个……”。 6．句意：种植玫瑰体现了工人们对沙漠的关爱。句子主语为Planting roses（种植玫瑰），是动名词短语作主语，视为单数，谓语动词需用第三人称单数形式，show的第三人称单数为shows。 7．句意：“人们通常认为玫瑰应该放在花瓶里，但是我们的玫瑰是沙丘的守护者！”来自于田县的村民麦图孙·伊布拉伊木笑着站在一株小玫瑰旁说。空格前句“人们认为玫瑰该在花瓶里”与后句“我们的玫瑰是沙丘守护者”存在转折关系，需用转折连词but/yet/ while连接。 8．句意：他是对的——这些玫瑰很漂亮，而且它们强壮的根还能固定沙子，防止沙子被吹走。空格后为名词roots（根），需用形容词性物主代词修饰，they的形容词性物主代词为their，意为“它们的”。 9．句意：真正的目标是永远阻止沙子蔓延。空格前有介词from，介词后需接动名词形式，spread的动名词为spreading，构成“stop sth. from doing sth.”的固定搭配，意为“阻止某物做某事”。 10．句意：现在是“绿色到来，沙子离开”——很快，人类和沙子将幸福地共存。空格处修饰动词短语live together（共存），需用副词形式，happy的副词为happily，意为“幸福地”。 七、阅读短文，从方框中选择适当的词并用其正确的形式填空（每词限用一次）。 take; become; use; high; drive; habit; billion; lower; plant; pollute Cleaning up the existing damage to our environment and preventing further destruction (破坏) is a huge job. But a young person can really make a difference, starting with changing some simple everyday 1 . This is your world, so you’re never too late 2 action! First, take shorter showers. It seems like water is cheap and enough but access (使用权) to clean water is a problem for 3 of people around the world. People 4 to waste a lot of water without thinking. However, increasing demand for water also influences rivers and lakes by 5 water levels, changing water flow with dams and introducing chemicals and waste products. Second, turn the lights off. The power 6 produce electricity (电) and usually release pollutants into the environment. Ask your family to set the temperature of the furnace (火炉) lower and the air conditioner 7 . Sweaters, opening windows and fans will work just fine. Third, ride your bike or walk instead of driving or being driven. Yes, every teen looks forward to a 8 licence and a first car. Too many cars  9 a major problem so far. But we can change this by taking the bus or subway to reduce 10 . It might not be as cool as driving, but it is much more fuel-efficient. 【答案】 1． habits 2．to take 3．billions 4．used 5．lowering 6．plants 7．higher 8．driving 9. have become 10．pollution 【导语】本文主要介绍了几种保护环境的方法。 1．句意：但一个年轻人真的可以有所作为，从改变一些简单的日常习惯开始。根据“starting with changing some simple everyday…”以及备选词可知，此处指改变一些简单的日常习惯，habit“习惯”，some修饰可数名词复数形式。故填habits。 2．句意：这是你的世界，所以采取行动永远不会太迟！根据“you’re never too late…action”以及备选词可知，此处指采取行动，take action“采取行动”，动词短语；too+形容词/副词+to do sth.“太……而不能……”，应用动词不定式。故填to take。 3．句意：看起来水很便宜而且足量，但是对于世界上数以十亿计的人来说，获得干净的水源还是个大问题。根据“access to clean water is a problem for…of people around the world.”以及备选词可知，此处指数十亿的人，billions of“数十亿的”，固定搭配。故填billions。 4．句意：人们过去常常不假思索地浪费大量水。used to do sth. 意为“过去常常做某事”或“曾经做某事”，表示过去的习惯或状态，而现在不再如此。句中后面紧跟了动词原形 waste，故填used。 5.句意：对水的需求增加也会通过降低水位、用水坝改变水流以及引入化学品和废物来影响河流和湖泊。根据“by…water levels”以及备选词可知，此处指降低水位，lower“降低”，介词by后接动名词形式。故填lowering。 6．句意：发电厂生产电，并且常常向环境中排放污染物。根据“The power plants produce…and usually release pollutants into the environment.”以及备选词可知，此处power plants 指发电厂；谓语动词 produce 为原形，主语用复数 plants。故填plants。 7．句意：让家人把炉子温度调低一点，空调调高一点。根据“set the temperature of the furnace lower and the air conditioner…”以及备选词可知，此处指把空调调高一点，high“高的”，形容词；and连接并列成分，空处应用形容词的比较级higher，与lower保持一致。故填higher。 8．句意：是的，每个青少年都期待着获得驾照和第一辆车。根据“every teen looks forward to a…licence and a first car”以及备选词可知，此处指每个青少年都期待着获得驾照，a driving licence“驾照”，固定搭配。故填driving。 9. 句意：到目前为止，汽车太多已经成为一个主要问题。根据“Too many cars ... one of the main causes of air pollution so far. ”以及备选词可知, 此处指到目前为止，汽车太多已经成为一个主要问题，标志词 so far 用于现在完成时：have/has + 过去分词；主语 cars 为复数，故填 have become。 10．句意：但我们可以通过乘坐公共汽车或地铁来减少污染。根据“But we can change this by taking the bus or subway to reduce ... ”以及备选词可知，上文提到汽车过多导致了环境问题，此处旨在提出解决方案。空格位于动词 reduce 之后，需填入名词作宾语。备选词中的 pollute 为动词，需转换为名词形式 pollution，构成固定搭配 reduce pollution（减少污染）。故填pollution。 八、语法选择。  I returned to my hometown where I grew up the day before yesterday. It was a small 1 . As a reporter, I 2 some of my old neighbors. They told me that many changes had taken place during these years. The greatest change is that there are many tall buildings in the village now, 3 in the past there weren’t any at all. Before I left the village, the villagers 4 went to nearby towns because it took a lot of time to go to these towns on foot. Now many families have cars, so if they want 5 to nearby towns, they 6 drive their cars there. The streets in the town were not very wide in the past, but now they are much 7 . On 8 sides of the streets, there are lots of green trees and beautiful flowers. These changes have also influenced 9 people there. They didn’t use to help each other, but now they are very helpful and friendly. What great changes these are! I’m proud 10 my hometown. I love my hometown! 1．A．city B．cities C．village D．villages 2．A．has interviewed B．will interview C．interview D．interviewed 3．A．and B．but C．so D．if 4．A．always B．exactly C．nearly D．seldom 5．A．gone B．going C．to go D．go 6．A．can B．must C．might D．should 7．A．wider B．wide C．long D．longer 8．A．either B．both C．all D．neither 9．A．a B．an C．/ D．the 10．A．in B．at C．of D．about 【答案】 1．C 2．D 3．B 4．D 5．C 6．A 7．A 8．B 9．D 10．C 【导语】本文讲述作者回到家乡后发现的变化，包括建筑、交通和居民生活的改善，表达了对家乡的热爱和自豪。 1．句意：那是一个小村庄。 city城市，单数名词；cities城市，复数名词；village村庄，单数名词；villages村庄，复数名词。根据“a”和上下文描述农村变化，应为单数名词“村庄”。故选C。 2．句意：作为记者，我采访了一些老邻居。 has interviewed现在完成时；will interview一般将来时；interview一般现在时；interviewed一般过去时。根据“returned”和“told”的过去时态，动作发生在过去，是一般过去时。故选D。 3．句意：最大的变化是现在村子里有许多高楼大厦，而过去根本没有一栋高楼。 and并列；but转折；so结果；if条件。根据“The greatest change is that there are many tall buildings in the village now, ... in the past there weren’t any at all.”可知，前后句意对比强烈，需用转折连词。故选B。 4．句意：在我离开这个村庄之前，村民们很少去附近的城镇，因为步行去这些城镇需要花费很长时间。 always总是；exactly精确地；nearly几乎；seldom很少。根据“took a lot of time on foot”可知步行耗时，村民很少去。故选D。 5．句意：现在许多家庭都有了汽车，所以如果他们想去附近的城镇，就可以开车去那里。 gone过去分词；going现在分词；to go不定式；go原形。固定搭配“want to do”表示“想要做某事”。故选C。 6．句意：现在许多家庭都有了汽车，所以如果他们想去附近的城镇，就可以开车去那里。 can能够；must必须；might可能；should应该。根据“have cars”可知有能力开车。故选A。 7．句意：这个城镇的街道过去不是很宽，但现在要宽得多。 wider更宽的，比较级；wide宽的，原级；long长的，原级；longer更长的，比较级。与“not very wide”对比需用比较级，且修饰街道宽度。故选A。 8．句意：街道两旁有许多绿树和鲜花。 either两者之一；both两者都；all全部；neither两者都不。“sides”指街道两侧，需用both。故选B。 9．句意：这些变化也影响了那里的人们。 a泛指一个，且用于辅音音素开头的单词前；an泛指一个，且用于元音音素开头的单词前；/零冠词；the特指。此处特指家乡的居民，需用定冠词。故选D。 10．句意：我为家乡感到骄傲。 in在……里；at在……时；of……的；about关于。固定搭配“be proud of”表示“为……感到骄傲”。故选C。 题目背景： 观察图片中4c部分关于贵州交通变化的描述，结合4a和4b中出现的时态（一般过去时、现在完成时、used to结构），请你完成以下任务： Task 1：时态填空与逻辑分析 用括号内动词的正确形式填空，并解释每个时态选择的逻辑（如“过去习惯”“现在完成的影响”等）。 1. In the past, it ______ (be) difficult to travel in Guizhou. 2. The government ______ (build) thousands of kilometres of highways, railways, and wide roads. 3. A journey that used to ______ (take) a day now takes only a few hours. 4. As a result, the lives of local people ______ (improve). Task 2：Critical Thinking 1. Read the passage in 4c carefully. What can we infer from the sentence "A journey that used to take a day now takes only a few hours."? Please choose the right answer. A.The local people used to spend less time on their trips in the past. B. The development of transportation has greatly improved people's lives. C. The government has built more dirt tracks for local people to travel. D. People in Guizhou still have difficulty in traveling from one place to another. 2. Why does the author use the phrase "richer and happier" at the end of the text in 4c? How does this connect the "bridges" mentioned in the text to the "people"? ____________________________________________________________________________________________ ____________________________________________________________________________________________ Task 3: Creative Project 结合本课所学的 一般过去时、现在完成时、used to，写一段话描述你家乡的一个变化（交通 / 环境 / 教育等任选）的句子，用英语简单说明。 1.________________________________________________________________________________________ 2.________________________________________________________________________________________ 3.________________________________________________________________________________________ 【答案】 Task 1. 1.was（一般过去时，描述过去的状态） 2.has built（现在完成时，强调政府建设的成果对现在的影响） 3.take（used to后接动词原形，表示“过去常常做某事”） 4.have improved（现在完成时，强调生活改善的结果持续到现在） Task 2： 1. B 2. Because the new roads and bridges help people make more money and live a better life. It shows that traffic development brings a happy life to local people. Task 3： 1. My hometown used to be very dirty. 2. People threw rubbish everywhere many years ago. 3. Now we have made it clean and beautiful. ( 1 / 6 ) 学科网（北京）股份有限公司 $