Unit7-8语法(过去进行时,原因状语从句)归纳期末练习-2025-2026学年沪教版英语八年级下册

**基本信息** 聚焦过去进行时与原因状语从句，通过分层题型系统强化语法应用，培养语言能力与逻辑思维。 **专项设计** |模块|题量/典例|题型特征|知识逻辑| |----|-----------|----------|----------| |Unit7（过去进行时）|填空15题、单选15题、改写10题、汉译英10题|覆盖时态结构（肯定/否定/疑问）、时间状语（when/while）及情境转换|从动词填空（基础）到句型改写（结构转换）再到汉译英（综合运用），构建"形式-意义-使用"逻辑链| |Unit8（原因状语从句）|填空15题、单选15题、改写10题、汉译英10题|聚焦because/since/as辨析、主从句逻辑及语境应用|从连接词选择（基础）到句子合并（结构整合）再到汉译英（意义表达），形成"语法规则-语境理解-语言输出"递进路径|

Unit7-8语法归纳期末练习 Unit7 Space Exploration(过去进行时) 一、用所给动词适当形式填空 1.The astronauts ________ (do) experiments in space at eight yesterday morning. 2.I ________ (watch) a space documentary when my father came back last night. 3.They ________ (not build) the space station at that time last year. 4.While the rocket ________ (fly) into space, people cheered loudly on the ground. 5.________ she ________ (study) space knowledge at 9:00 last Sunday? 6.The scientists ________ (test) new equipment from 2 p.m. to 4 p.m. yesterday. 7.He fell asleep while he ________ (read) books about Mars. 8.We ________ (look) at the stars through a telescope when it began to rain. 9.The pilot ________ (control) the spaceship at this time yesterday. 10.When the alarm rang, they ________ (prepare) for the space lesson. 11.My classmates ________ (discuss) space travel all afternoon last Saturday. 12.It ________ (not rain) when the spaceship took off. 13.While they ________ (collect) space data, a small accident happened. 14.________ the workers ________ (fix) the launch pad this time last month? 15.She ________ (write) a report on space when I visited her yesterday. 二、单项选择 1.I ______ a space show on TV at 7:00 yesterday evening. A. watch B. watched C. was watching D. am watching 2.While we ______ about planets, the teacher came into the classroom. A. talk B. talked C. were talking D. are talking 3.—What ______ you ______ at this time last night?—I was learning space news. A. do; do B. did; do C. were; doing D. are; doing 4.The rocket ______ up into the sky when we arrived to watch. A. flew B. was flying C. flies D. is flying 5.He didn’t answer the phone because he ______ a science experiment. A. does B. did C. was doing D. is doing 6.They ______ not ______ the spaceship at that moment. A. are; checking B. were; checking C. do; check D. did; check 7.______ she having a space lesson when the power went off? A. Is B. Was C. Did D. Does 8.When the spaceship landed, scientists ______ waiting at the airport. A. are B. were C. was D. is 9.My brother ______ model rockets all last Sunday morning. A. made B. was making C. makes D. is making 10.While Mom ______ dinner, I was reading space magazines. A. cooks B. cooked C. was cooking D. is cooking 11.I ______ nothing when the exciting news arrived. A. did B. was doing C. do D. am doing 12.The astronauts ______ during their working hours in space last week. A. weren’t sleeping B. aren’t sleeping C. don’t sleep D. didn’t sleep 13.—Who ______ you ______ with at 3 p.m. yesterday?—Tom, we talked about Mars. A. do; stay B. did; stay C. were; staying D. are; staying 14.It ______ heavily when the launch started. A. rains B. rained C. was raining D. is raining 15.All the fans ______ cheers when the spacecraft appeared. A. give B. gave C. were giving D. are giving 三、句型改写 1.He was watching a space film at 8 last night.（改为一般疑问句） ________________________________________________________________ 2.They were studying space history at this time yesterday.（否定句） ________________________________________________________________ 3.We planted trees outside when the rocket launched. （when 从句不变,主句改成过去进行） ________________________________________________________________ 4.She cleaned her model spaceship at that time yesterday.（用过去进行时改写） ________________________________________________________________ 5.The scientists did research work yesterday afternoon. （at 4:00 yesterday 替换时间，改过去进行） ________________________________________________________________ 6.While I read books, my sister played with rocket toys.（两处都改成过去进行） ________________________________________________________________ 7.Were they doing space experiments then?（改为陈述句） ________________________________________________________________ 8.The spaceship flew fast at that moment.（过去进行改写） ________________________________________________________________ 9.He helped his dad make a space model yesterday evening. （用at 7:30 p.m. 改写为过去进行时） ________________________________________________________________ 10.They had a talk about outer space.（at this time last Friday，改为过去进行） ________________________________________________________________ 四、汉译英 （必须使用过去进行时） 1.昨天八点宇航员正在太空做科学实验。 ________________________________________________________________ 2.昨晚我正在看太空纪录片，爸爸回来了。 ________________________________________________________________ 3.火箭升空的时候，地面上的人们正在欢呼。 ________________________________________________________________ 4.昨天这个时候科学家们正在测试航天设备。 ________________________________________________________________ 5.下雨时我们正用望远镜观测星星。 ________________________________________________________________ 6.闹钟响起时他们正在准备太空课。 ________________________________________________________________ 7.上周六整个下午同学们都在讨论太空旅行。 ________________________________________________________________ 8.我去拜访她时，她正在写一篇关于太空的报告。 ________________________________________________________________ 9. 妈妈做饭的时候，我在读航天杂志。 ________________________________________________________________ 10.飞船着陆时，科学家们正在机场等候。 ________________________________________________________________ Unit8 Imagine That!(原因状语从句) 一、用 because /since/as 填空 1.We can travel to Mars someday ______ science and technology develops fast. 2.______ robots will help us with hard work, people will have more free time. 3.He didn’t join the robot club ______ he had no spare time. 4.______ you know lots about space, please share your ideas with us. 5.The plan was put off ______ the weather was terrible. 6.______ everyone is here, let’s talk about our future imagination. 7.She likes imagining future life ______ it makes her relaxed. 8.______ human beings keep exploring, more secrets of the universe will be found. 9.We can’t build the model spaceship ______ we lack useful materials. 10.______ the future is full of changes, nobody can predict everything exactly. 11.Many people hope for flying cars ______ they hate heavy traffic. 12.______ you have finished your report on future life, you can hand it in. 13.Robots won’t replace humans completely ______ humans have creative minds. 14.He stays up reading sci-fi books ______ he is crazy about future world. 15.______ fuel is limited, scientists are looking for new energy. 二、单项选择 1.He didn’t take part in the discussion ______ he was ill. A. so B. because C. but D. or 2.______ it is getting late, we have to stop imagining future inventions. A. Because B. Since C. What D. When 3.—Why do you believe we can live on other planets? —______ space science is developing quickly. A. For B. As C. Because D. Since 4.We can save much labour ______ smart robots appear in daily life. A. because B. though C. if D. until 5.______ all of you have different ideas, let’s discuss one by one. A. Because B. Since C. Before D. Unless 6.She gave up making the future model ______ she had no tools. A. so B. because C. and D. yet 7.You don’t need to worry ______ the scientists will solve the problem soon. A. as B. for C. but D. or 8.______ the cost is too high, the flying car can’t be widely used now. A. When B. Since C. Though D. If 9.Why ______ you late for the sci-fi class? ______ I missed the early bus. A. are; Because B. were; Because C. was; Since D. did; As 10.People want to invent underwater houses ______ land resources are becoming less. A. because B. while C. so that D. than 11.______ we have learned much physics, we can understand the spaceship principle. A. Before B. As C. Unless D. Though 12.The experiment failed ______ they made careless mistakes. A. for B. because C. when D. until 13.—Why won’t the machine work?—______ its parts are broken. A. As B. Since C. Because D. For 14.______ time is limited, we’ll finish our imagination sharing in ten minutes. A. Because B. Since C. After D. If 15.Future planes will be safer ______ new materials are used. A. or B. but C. because D. though 三、句型改写 用 because/since/as 合并两个简单句） 1.He stays at home. He wants to watch a movie about future life.（because） ________________________________________________________________ 2.Everyone knows the rule. We needn’t explain it again.（since） ________________________________________________________________ 3.The robot stopped working. Its battery ran out.（because） ________________________________________________________________ 4.It is raining heavily. We put off the activity of imagining future.（as） ________________________________________________________________ 5.She likes inventing small things. She is full of imagination.（because） ________________________________________________________________ 6.You have finished your task. You can leave earlier.（since） ________________________________________________________________ 7.We can’t fly to the moon now. The technology is not mature enough.（because） ________________________________________________________________ 8.All the students prepare well. The speech will go smoothly.（as） ________________________________________________________________ 9.I didn’t buy the sci-fi book. It was too expensive.（because） ________________________________________________________________ 10.You know much about future energy. Help us make a plan.（since） ________________________________________________________________ 四、汉译英 （必须用 because/since/as） 1.因为科技飞速发展，未来人类可以去火星旅行。 ________________________________________________________________ 2.既然大家都到齐了，我们就聊聊对未来的畅想。 ________________________________________________________________ 3.她没能参加机器人社团，因为没有空闲时间。 ________________________________________________________________ 4.由于燃料有限，科学家正在寻找新能源。 ________________________________________________________________ 5.人们盼望飞行汽车，因为厌烦拥堵的交通。 ________________________________________________________________ 6.因为缺少材料，我们做不成宇宙飞船模型。 ________________________________________________________________ 7.既然你很了解太空，和我们分享你的观点吧。 ________________________________________________________________ 8.机器人不能完全取代人类，因为人类拥有创造力。 ________________________________________________________________ 9.因为天气糟糕，这项未来设想计划被推迟了。 ________________________________________________________________ 10. 由于天色已晚，我们不得不结束讨论。 ________________________________________________________________ Keys Unit7 一、填空 1.were doing 2.was watching 3.weren’t building 4.was flying 5.Was; studying 6.were testing 7.was reading 8.were looking 9.was controlling 10.were preparing 11.were discussing 12.wasn’t raining 13.were collecting 14.Were; fixing 15.was writing 二、单选 1.C 2.C 3.C 4.B 5.C6.B 7.B 8.B 9.B 10.C11.B 12.A 13.C 14.C 15.C 三、改写 1.Was he watching a space film at 8 last night? 2.They weren’t studying space history at this time yesterday. 3.We were planting trees outside when the rocket launched. 4.She was cleaning her model spaceship at that time yesterday. 5.The scientists were doing research work at 4:00 yesterday. 6.While I was reading books, my sister was playing with rocket toys. 7.They were doing space experiments then. 8.The spaceship was flying fast at that moment. 9.He was helping his dad make a space model at 7:30 p.m. yesterday evening. 10.They were having a talk about outer space at this time last Friday. 四、汉译英 1.The astronauts were doing science experiments in space at eight yesterday. 2.I was watching a space documentary when my father came back last night. 3.While the rocket was flying into space, people on the ground were cheering. 4.The scientists were testing space equipment at this time yesterday. 5.We were watching stars through the telescope when it rained. 6.They were preparing for the space lesson when the alarm rang. 7.The classmates were discussing space travel all afternoon last Saturday. 8.She was writing a report about space when I visited her. 9.While Mum was cooking dinner, I was reading space magazines. 10.The scientists were waiting at the airport when the spaceship landed. Unit8 一、填空 1.because 2.Since/As 3.because 4.Since/As 5.because6.Since/As 7.because 8.Since/As 9.because 10.Since/As11.because 12.Since/As 13.because 14.because 15.Since/As 二、单选 1.B 2.B 3.C 4.A 5.B6.B 7.A 8.B 9.B 10.A11.B 12.B 13.C 14.B 15.C 三、改写 1.He stays at home because he wants to watch a movie about future life. 2.Since everyone knows the rule, we needn’t explain it again. 3.The robot stopped working because its battery ran out. 4.As it is raining heavily, we put off the activity of imagining future. 5.She likes inventing small things because she is full of imagination. 6.Since you have finished your task, you can leave earlier. 7.We can’t fly to the moon now because the technology is not mature enough. 8.As all the students prepare well, the speech will go smoothly. 9.I didn’t buy the sci-fi book because it was too expensive. 10.Since you know much about future energy, help us make a plan. 四、汉译英 1.Humans will travel to Mars in the future because science and technology develops fast. 2.Since everybody is here, let’s talk about our imagination for the future. 3.She couldn’t join the robot club because she had no free time. 4.Since/As fuel is limited, scientists are looking for new energy. 5.People expect flying cars because they are tired of heavy traffic. 6.We can’t make the spaceship model because we are short of materials. 7.Since you know a lot about space, share your opinions with us. 8.Robots can’t take the place of humans completely because humans have creativity. 9.The plan for future imagination was put off because the weather was terrible. 10.As it is getting late, we have to end the discussion. 2 / 2 学科网（北京）股份有限公司 $