同步练习 八年级英语下册Unit2Wehavenotfoundlifeonanyotherplanetsyet课后习题新版外研版

Unit 2 We have not found life on any other planets yet.Ⅰ.单词拼写1.N one of the students in our class failed the exam.2.There are many galaxies in the u niverse.3.We have only one earth.Everyone should protect our e nvironment.4.It’s i mpossible for me to finish so much work in such a short time.5.Now working in g roups is very popular in many schools.It’s important to learn teamwork.Ⅱ.用所给词的适当形式填空1.It is important to remember(remember)some new words every day.2.Is this room large enough to have(have)a meeting?3.Linda can’t go with us now.She hasn’t finished(not finish)the work yet.4.About three million(million)people go to this little but beautiful village every year.5.I’m busy these days.Hanging out with friends is almost impossible(possible) for me now.Ⅲ.句型转换1.Some scientists think there is water on Mars.(改为否定句)Some scientists don’t think there is water on Mars.2.The universe is very large.(改为感叹句)How large the universe is!3.There will be many robots in the factory.(改为现在完成时)There have been many robots in the factory.4.They have already come back from Hong Kong.(改为否定句)They have not come back from Hong Kong yet.5.The boy is so careful that he made few mistakes.(改为同义句)The boy is careful enough to make few mistakes.Ⅰ.单项选择1.Today Mr.Liu told us something about C universe in class.A.aB.anC.theD./2.导学号82654043The dining hall is B to hold 300 people.A.enough bigB.big enoughC.small enoughD.enough small3.导学号82654044They ar e just little children.It’s C to finish the hard work.A.possibleB.importantC.impossibleD.enjoyable4.—Who was hurt in the traffic accident?—B.A.NoneB.No oneC.Nothing5.导学号82654045Today,WeChat(微信) becomes very popular,and more and more people like to use it to B each other.A.depend onmunicate withC.believe inⅡ.选词或短语填空1.There’re billions of stars in the universe.2.Does Mars go round the sun?3.None of us have been to Hangzhou.4.Nothing is impossible if you try hard.5.The solar system is only a small part of the Milky Way.Ⅲ.任务型阅读导学号82654046When we talked about the space,we know the universe means the earth,the sun,the moon,the stars and so on in space.Many of the stars are so far away that we can’t see them.Through our geography lessons,we know the earth (1)goes around the sun,and the moon goes around the earth.We have day and night because the earth keeps moving all the time.Just because the moon is closer to the earth than the sun,it looks much bigger than the sun.(2)The sun is bright enough to give out very strong light.The moon can’t give any light at all,but it looks quite bright,too.Why?In fact,the light from the moon comes from the sun.(3)But in fact the stars are much bigger and brighter than the moon.(4)在宇宙中仍然有许多其他的行星。

But of all these planets,only on the earth there are living things.People on the earth have studied the space all the time.They’ve sent many spaceships into the space many times.On November 3 and 14,2011,Chinese scientists let Shenzhou Ⅷ successfully dock with(对接)the Tiangong Ⅰtwice.This is one of the greatest events in the history of China’s space.1.画线(1)处的汉语意思是绕着……转。

2.Why do we have day and night?We have day and night because the earth keeps moving all the time.3.写出画线(2)处的同义句。

The sun is so bright that it can give out very strong light.4.把画线(3)处的句子译成汉语。

但是实际上恒星要比月亮大得多,明亮得多。

5.把画线(4)处的句子译成英语。

There are still many other planets in the universe. Unit 2 We have playedfootball for a year now.Ⅰ.单词拼写1.Simon is one of the members(会员) of the football club in our city.2.My mother always tells me to put my heart(心) into my study.3.Mrs Li spends lots of time taking care of her pet(宠物) cat.4.We can’t imagine what our daily(日常的) life will be like without the Internet.5.My grandma is over 80 years old,but she is in excellent c ondition.6.The old woman was very w eak after the illness.7.P erhaps I will see him tomorrow,but I’m not sure.8.My best friend,Tom,is very a ctive in everything,so we choose him as our monitor.9.—What’s wrong with you,Eric?—I feel a wful and I think I must be ill.10.If you feel s leepy,you can go to bed now.Ⅱ.用所给词的适当形式填空1.I stayed up late watching TV last night,so I felt very sleepy(sleep)in class today.2.The boy had to stop going to school because of his terrible illness(ill).3.Nowadays WeChat is widely used in our daily(day)life.4.Sally is one of the most active(active)boys in her class.5.Mrs.White looks much weaker(weak)than she was yesterday.Ⅰ.单项选择1.(2017福建)—B has Hong Kong been back to our motherland?—For 20 years.How time flies!A.How soonB.How longC.How often2.Fred looks very D because he has been ill for a week.A.nervousB.quietC.activeD.weak3.(2017黑龙江龙东) My cousin is C heavy because he often eats fast food.A.much too;too manyB.too much;too muchC.much too;too much4.导学号82654066(2017四川眉山) Her grandfather B a car in 2007.He the car for 10 years.A.buy;has boughtB.bought;has hadC.buys;has hadD.bought;has bought5.导学号82654067We often practice English B chatting with some foreign friends online.A.inB.byC.withD.ofⅡ.选词填空st night I caught a cold,so I felt awful.2.Li Ming took part in the speaking competition last week.3.She does lots of exercise and feels healthy now.4.Mr Wang works ten hours a day,but he is in excellent condition.5.He told the doctor that he felt ill all over.。