内容正文:
课时梯级训练(六) Section Ⅲ Discovering Useful Structures
Ⅰ.用所给动词的适当形式填空
1.The project is being discussed(discuss) at the moment.
2.In the habitats,the daily activities of wild animals are being observed(observe) day and night.
3.My washing machine is being repaired(repair) this week,so I have to wash my clothes by hand.
4.The grammar which is being learned(learn) now is easy to master.
5.What is being done(do) in your town to protect local wildlife?
6.Mum,my computer is being fixed(fix).Can I use yours for a while?
7.Some wild animals are endangered because their habitats are being threatened(threaten).
8.Much more help is wanted(want) to control the spread of the disease.
9.The evening party the children are looking forward to is being held(hold) downstairs now.
10.Wait a minute.The dishes for the dinner is being cooked(cook) in the kitchen.
Ⅱ.用被动语态改写下列句子
1.They are studying the Milu deer at the research centre.
→The Milu deer is/are being studied by them at the research centre.
2.Now the father is making his baby laugh.
→Now the baby is being made to laugh by his father.
3.They are not protecting some animals well enough.
→Some animals are not being protected well enough by them.
4.Air pollution is damaging some of the pictures in the museum.
→Some of the pictures in the museum are being damaged by air pollution.
5.They are designing a new system to give students easy access to the digital resources of the library.
→A new system is being designed by them to give students easy access to the digital resources of the library.
6.People are using music therapy to treat different medical conditions and illnesses.
→Music therapy is being used by people to treat different medical conditions and illnesses.
7.They are printing the book now and the book will come out soon.
→The book is being printed now by them and will come out soon.
8.The police want the runaway of the traffic accident.
→The runaway of the traffic accident is wanted by the police.
Ⅲ.根据本单元所学知识完成句子
1.这部电影目前正在上映。
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