1、单元知识滚动练.单词拼写1A scientific(科学的) research shows that 90% of lung cancer is caused by smoking.2She told me that she refused to attend(参加) the meeting and that she would tell the world why.3At present a great deal of research is being carried out to find a cure for AIDS.4If you expose the meat to the wi
2、nd for a long time，it will become dry.5Thank you for allowing me to clarify(阐明) the present position.6We must try our best to accomplish(完成) our task perfectly.7Unfortunately ，the two countries were in conflict and the war broke out.8What attracted(吸引) me most was the Great Wall in China.9China is a
3、 multinational country with a long history and splendid(辉煌的) culture.10It was of course a delight(高兴；快乐) for them to meet again after such a long separation.选词填空refer to，leave out，consist of，break down，put forward，in memory of，take ones place， draw a conclusion，make sense，lead to11After a careful th
4、ought，the general drew a conclusion that the enemy was running north.12Most people didnt accept the theory when it was first put forward.13It doesn t make sense to buy that expensive coat when these cheaper ones are just as good.14Heavy snow in Chinas central and eastern areas has led to expressway
5、closures and flight cancellations.15His bike broke down on his way to school.So he was late for class.16The chemistry teacher didnt explain to us what water consists of.17You mustnt leave out any detail while retelling the text.18The new law does not refer to the land used for farming.19The secretar
6、y will take her place when she goes abroad for further study.20They named the school after the hero in memory of him.单句语法填空21The doctor always tries his best to cure his patients of the diseases so that he is respected.22The aircraft was so severely(severe) damaged that no passengers aboard survived
7、.23With a lot of work to do(do)，I wont be able to go on holiday.24She looked cautiously(cautious) around and then walked away from the house.25When I got home，I found my wallet stolen(steal)26Mount Tai is a famous attraction(attract) to tourists all over the world.27From his sad face，we can tell tha
8、t he is unwilling(willing) to accept the work.28The teacher is trying to find a way to make his lessons enjoyable(enjoy)29He showed us into the hall and showed us a collection (collect) of ancient vases.30What surprised me was that he did very well in the exam.31It is reported that the talk between
9、them has broken down already.32What the star has said is not consistent with what he has done.33The problem will lead to more problems if left(leave) unsolved.34He refused to rule out the possibility(possible) of a tax increase.35This place is very beautiful.In fact，its beauty is beyond description(
10、describe).单句改错(每小题仅有 1 处错误 )36I tried to follow the ，but I got confused.instructioninstructions37Neither the house itself nor its decorations satisfying.waswere38Please ask Tom to bring me some books if is convenient.heit39There is something your attention in the world.attractedattracting40. their c
11、redit，the girls are always working together happily.ForTo41. into four groups，these apples look more attractive.DividingDivided42The man said that the team of three people was badly in need.consistedconsisting43Have you arranged someone to help her with cleaning? for44The man came in with a letter i
12、n his hand.foldingfolded45He was ill ， so his father took place of him at the meeting. the.单元语法用所给动词的正确形式填空46I saw an old man knocked(knock) down by a car just now.47I was wondering why they kept the door locked(lock) for such a long time.48The teacher wants my composition handed(hand) in this afternoon.49At the good news ，he felt a heavy load taken (take) off his mind.50With all the goods she needed bought(buy)，she left the shop happily.