寒假预习：专题08 Unit 4 Then and now 核心语法点+知识演练（讲义）-2025-2026学年人教PEP版（2012）英语六年级下册

寒假预习：专题08 Unit 4 Then and now 语法讲义+知识演练 2025-2026学年人教版英语六年级下册 核心语法点 1. 一般过去时与一般现在时对比 一般过去时：表示过去的状态或动作，常用时间状语 ...ago, before, last year 等，动词用过去式（如 was, were, went, became） 一般现在时：表示现在的状态或习惯，常用时间状语 now, every day 等，动词用原形或三单形式（如 am, is, are, like, go） 核心句型：Before, I was/liked/did... Now, I am/like/do... 2. There be 句型的过去式 肯定式：There was + 单数名词/不可数名词；There were + 复数名词 否定式：There was no + 名词；There were no + 复数名词 核心句型：There was no... in my old school. Now there is/are... 3. 描述变化的常用句型 个人变化：Before, I was quiet. Now, I’m very active in class. 事物变化：There were no computers before. Now we have many computers. 能力变化：I couldn’t ride a bike well before. Now I go cycling every day. 知识演练 一、单项选择 （ ）1. There ______ no gym in my school thirty years ago. A. is B. was C. were （ ）2. Before, I ______ short, but now I ______ tall. A. was; am B. am; was C. were; are （ ）3. My father ______ use computers when he was at school. A. can B. could C. couldn’t （ ）4. Now there ______ a new dining hall in our school. A. is B. was C. were （ ）5. Wu Binbin ______ like winter before, but now he ______ it. A. didn’t; loves B. doesn’t; loved C. wasn’t; likes （ ）6. There ______ many trees and clean rivers in the past. A. is B. was C. were （ ）7. Before, I was quiet. Now I’m ______ in class. A. easy B. active C. different （ ）8. He ______ up the information on the Internet yesterday. A. look B. looks C. looked （ ）9. My school ______ small five years ago, but now it ______ big. A. was; is B. is; was C. were; are （ ）10. —______ you go cycling before? —No, I couldn’t. A. Can B. Could C. Do 二、用所给词的适当形式填空 1. There ______ (be) no library in my old school. 2. Before, I ______ (be) short. Now I ______ (be) tall. 3. My mother ______ (not use) the Internet ten years ago. 4. Now we ______ (have) a new gym. We can ______ (play) badminton there. 5. He ______ (go) cycling every day now, but he __________ (can not) ride a bike last year. 6. There ______ (be) many students in the classroom yesterday. 7. Wu Binbin ______ (have) an interesting dream last night. 8. Before, she ______ (like) reading books. Now she ______ (like) ice-skating. 9. They _________ (not have) a computer room before. Now they ______ (have) two. 10. The school ______ (become) different now. It ______ (be) small before. 三、句型转换 1. There is a gym in our school now.（改为过去时，否定句） There ______ ______ gym in our school before. 2. I am active in class now.（改为过去时，否定句） Before, I ______ ______ active in class. 3. My father could use computers when he was young.（改为否定句） My father ______ ______ computers when he was young. 4. There were many trees near the school.（对划线部分提问） ______ ______ near the school? 5. She likes ice-skating now.（改为过去时） She ______ ______ ice-skating before. 四、补全对话 A. There was no gym in my old school. B. Now I go cycling every day. C. How did you know that? D. Before, I was short and quiet. E. It was on a hill. Grandpa: Tell us about your old school, please. Teacher: Sure. 1. ______ Wu Binbin: Where was it? Teacher: 2. ______ Sarah: Was there a gym? Teacher: No. 3. ______ We played sports on the grass. Wu Binbin: I know you liked stars very much. Teacher: 4. ______ Wu Binbin: I looked it up on the Internet. Teacher: Wow! You’re so smart. How about you, Sarah? Sarah: 5. ______ Now I’m tall and active. 五、阅读理解 Hello, I’m Wu Binbin. Before, I didn’t like winter. I thought it was too cold, and I couldn’t go cycling. Now I love winter. I can ice-skate very well. My school changed a lot too. Five years ago, there was no dining hall or gym. We ate in the classroom and played sports on the playground. Now there is a big dining hall and a new gym. We can eat delicious food and play badminton in the gym. Before, I was quiet in class. Now I’m very active. I like to answer questions and talk with my friends. Changes are all around us! （ ）1. Why didn’t Wu Binbin like winter before? A. It was too hot. B. It was too cold. C. He couldn’t ice-skate. （ ）2. What can Wu Binbin do now in winter? A. Go cycling. B. Ice-skate. C. Play badminton. （ ）3. What was Wu Binbin’s school like five years ago? A. There was a gym. B. There was a dining hall. C. There was no gym or dining hall. （ ）4. Where did Wu Binbin’s class eat five years ago? A. In the classroom. B. In the dining hall. C. At home. （ ）5. Now Wu Binbin is ______ in class. A. quiet B. active C. shy 六、句子翻译 1. 我以前的学校里没有图书馆。 _____________________________________________________________ 2. 现在我每天都去骑自行车。 _____________________________________________________________ 3. Before, there were no computer rooms at all. _____________________________________________________________ 4. Now she is taller and more active than before. _____________________________________________________________ 5. 他昨天在网上查阅了一些信息。 _____________________________________________________________ 答案 一、单项选择 1. B 2. A 3. C 4. A 5. A 6. C 7. B 8. C 9. A 10. B 二、用所给词的适当形式填空 1. was 2. was; am 3. didn’t use 4. have; play 5. goes; couldn’t 6. were 7. had 8. liked; likes 9. didn’t have; have 10. becomes; was 三、句型转换 1. was no 2. wasn’t very 3. couldn’t use 4. What was 5. liked 四、补全对话 1. D 2. E 3. A 4. C 5. B 五、阅读理解 1. B 2. B 3. C 4. A 5. B 六、句子翻译 1. There was no library in my old school. 2. Now I go cycling every day. 3. 以前，根本没有电脑室。 4. 现在她比以前更高、更活跃了。 5. He looked up some information on the Internet yesterday. ( 1 ) 学科网（北京）股份有限公司 $