预习02 Unit 1 Look it up!重点语法讲解与练习 【暑假预习】2026-2027学年沪教版八年级英语上册（广州卷）

**基本信息** 沪教版八年级英语上册（广州卷）暑假预习单元卷，聚焦Unit 1核心语法（冠词、一般过去时等），通过讲练结合的分层设计，适配暑假自主预习，强化语言能力与学习能力。 **题型特征** |题型|题量/分值|知识覆盖|命题特色| |----|-----------|----------|----------| |单项选择|20题|冠词（a/an/the辨析）、一般过去时（went/made）|基础语法点对点考查，如“in space”零冠词应用| |词形填空|20题|不规则动词（saw/flew）、名词复数（planets）|结合时间标志词（yesterday）强化时态运用| |句型转换|12题|一般过去时否定/疑问、how词组（how long）|通过句式转换提升语法综合应用能力| |选词填空|10空|情境化语法（the sky/an old telescope）|创设观星情境，融合冠词、时态与疑问词|

【暑假预习】2026-2027学年沪教版八年级英语上册（广州卷） 预习02 Unit 1 Look it up!重点语法讲解与练习 重点语法讲解 语法一：冠词 a / an / the / 零冠词 1. a + 辅音音素开头单数名词；an + 元音音素开头单数名词 a planet, an hour, an orange 2. the 特指：双方都知道、上文提到、独一无二事物（the sun, the moon, the Earth）、序数词、乐器、江河湖海山脉 3. 零冠词：三餐、球类、学科、节日、固定短语（at night, in space） 易错：in space（无the）；on the Earth（要the） 语法二：一般过去时（不规则动词变化为本单元重点） 1. 用法：过去发生、已结束的动作，标志词：yesterday, last night, ...ago, in 2020 2. 结构： 肯定：主语 + 动词过去式 否定：主语 + didn’t + 动词原形 疑问：Did + 主语 + 动词原形？ 3. 单元高频不规则变形： see—saw；find—found；fly—flew；take—took；go—went；make—made 语法三：可数名词 & 不可数名词；some / any 1. some 肯定句；any 否定、疑问句 2. 不可数名词无复数，不能直接加a/an：space, news, information, water 3. 量化短语：a piece of news, two pieces of information 语法四：how 系列疑问词组 how many + 可数复数（问数量） how much + 不可数/价格 how long 时长/长度 how far 距离 how often 频率 语法专练 一、单项选择题 1. I saw ____ interesting star last night. ____ star is very bright. A. a; A B. an; The C. the; An 2. We can see many stars in ____ space at night. A. a B. the C. / 3. My father ____ to the space museum last Sunday. A. go B. went C. goes 4. —Did you ____ a new telescope? —Yes, I ____ one yesterday. A. find; find B. found; find C. find; found 5. There isn’t ____ news about the new planet. A. some B. any C. many 6. How ____ stars can you see with this telescope? A. many B. much C. long 7. ____ Earth goes around ____ Sun. A. The; the B. An; a C. /; / 8. She ____ a model spaceship two days ago. A. make B. made C. makes 9. —How ____ is the spaceship model? —50 yuan. A. many B. much C. far 10. I usually play ____ basketball after dinner, but I don’t play ____ piano. A. /; the B. the; / C. a; an 11. He didn’t ____ any pictures of the moon last night. A. take B. took C. takes 12. Can you give me ____ information about Mars? A. a B. an C. some 13. —____ did you stay in the museum? —For two hours. A. How far B. How long C. How often 14. They ____ not fly to space in the past. A. are B. did C. do 15. This is ____ useful book about stars. A. a B. an C. the 16. There ____ a lot of stars in the sky thousands of years ago. A. is B. are C. were 17. —____ do you watch the stars? —Twice a week. A. How often B. How much C. How long 18. We have three ____ of news about space travel. A. piece B. pieces C. piece’s 19. Last year, they ____ a great scientist to their school. A. meet B. met C. meets 20. Don’t worry. I have ____ good books about space for you. A. any B. some C. an 二、用所给词适当形式填空 1. I ________ (see) a bright star in the sky last night. 2. There are many ________ (planet) around the sun. 3. He didn’t ________ (find) his telescope yesterday. 4. My brother ________ (make) a model rocket three days ago. 5. Can you give me two ________ (piece) of paper? 6. She often ________ (watch) stars at night, but last night she ________ (not watch). 7. ________ (be) there any people on Mars many years ago? 8. How many ________ (star) can you see? 9. They ________ (fly) kites under the moon yesterday evening. 10. There isn’t any ________ (information) about this new planet. 11. Did your father ________ (take) any photos of the moon? 12. Look! The moon ________ (go) around the Earth. 13. Ten years ago, people ________ (know) little about Mars. 14. I want ________ (buy) a new telescope. 15. We ________ (have) a space lesson last Monday. 16. Some ________ (child) are talking about the sun now. 17. He ________ (not go) to the museum last weekend. 18. How long ________ you ________ (stay) there yesterday? 19. This is ________ (a) interesting story about space. 20. A lot of ________ (news) is about space travel these days. 三、句型转换 1. I saw many stars last night.（改为一般疑问句） ________________________________________________________ 2. He found a new telescope in the shop.（改为否定句） ________________________________________________________ 3. They took some photos of the moon yesterday.（改为一般疑问句，并否定回答） ________________________________________________________ 4. We stayed in the space museum for three hours.（对划线部分提问） ________________________________________________________ 5. There is some news about Mars.（改为否定句） ________________________________________________________ 6. I visited the science museum last Sunday.（对划线部分提问） ________________________________________________________ 7. The spaceship model is 80 yuan.（对划线部分提问） ________________________________________________________ 8. She made a model plane two days ago.（对划线部分提问） ________________________________________________________ 9. People saw the bright star twice a week.（对划线部分提问） ________________________________________________________ 10. There were some pieces of paper on the desk.（改为否定句） ________________________________________________________ 11. We can see lots of stars in space.（对划线部分提问） ________________________________________________________ 12. He flew to the city last year.（改为一般疑问句） ________________________________________________________ 四、选词填空 an, the, some, any, saw, stars, pieces, flew, how long, didn’t Last night, I watched 1 sky with 2 old telescope. I saw lots of bright 3 . My dad 4 a small plane across the moon. I asked him, “ 5 will the plane stay in the sky?” He said, “Not very long.” We wanted to find 6 information about stars, but there wasn’t 7 on the Internet. We read two 8 of old books. I 9 go to bed until 11 o’clock. It was 10 amazing night. 参考答案 一、 1.B 2.C 3.B 4.C 5.B 6.A 7.A 8.B 9.B 10.A 11.A 12.C 13.B 14.B 15.A 16.C 17.A 18.B 19.B 20.B 二、 1. saw 2. planets 3. find 4. made 5. pieces 6. watches; didn’t watch 7. Were 8. stars 9. flew 10. information 11. take 12. goes 13. knew 14. to buy 15. had 16. children 17. didn’t go 18. did; stay 19. an 20. news 三、 1. Did you see many stars last night? 2. He didn’t find a new telescope in the shop. 3. —Did they take any photos of the moon yesterday? —No, they didn’t. 4. How long did you stay in the space museum? 5. There isn’t any news about Mars. 6. When did you visit the science museum? 7. How much is the spaceship model? 8. What did she make two days ago? 9. How often did people see the bright star? 10. There weren’t any pieces of paper on the desk. 11. What can you see in space? 12. Did he fly to the city last year? 四、 1. the 2. an 3. stars 4. saw 5. How long 6. some 7. any 8. pieces 9. didn’t 10. an 学科网（北京）股份有限公司 $