内容正文:
Unit 7 B卷能力提升
一、选出下列各组单词画线部分发音不同的一项
( ) 1. A. ear B. dear C. clear D. wear
( ) 2. A. smoke B. poster C. protect D. most
( ) 3. A. project B. protect C. lost D. environment
( ) 4. A. wood B. foolish C. food D. bedroom
( ) 5. A. save B. waste C. place D. bad
二、英汉互译
1. 浪费能源______________ 2. so much oil__________
3. 再利用水______________ 4. reuse some energy_______
5. 用木头做铅笔__________ 6. come from the city________
7. 对眼睛有害____________ 8. make a poster____________
9. 大部分学生____________ 10. on Earth________________
三、用所给词的适当形式填空
1. We should go to work on foot________(keep) the air clean.
2. -Look! Here’s a sign. You can’t talk here.
-Sorry. We________(not see) it just now.
3. All the students were________(excite) about the________(excite) football game.
4. We can reuse some paper________(make) a useful box.
5. Let________(he)________(clean) the desks and chairs.
6. Every________(student) should do something________(help) others.
7. It’s Helen’s turn________(clean) the classroom.
四、单项选择
( ) 1. Look! There are too many________in the river.
A. fish B. plastic C. rubbish D. water
( ) 2. We________use too many plastic bags.
A. should B. shouldn’t C. can D. don’t
( ) 3. Trees help________the air clean.
A. keeping B. for keep C. keep D. keeps
( ) 4. Don’t use________plastic cups, Mum.
A. too many B. too much C. much too D. many too
( ) 5. We can use water________apples and oranges.
A. to clean B. cleaning C. clean D. cleans
( ) 6. Coal is________useful energy.
A. an B. a C. / D. one
( ) 7. There________too much water on the farm.
A. isn’t B. aren’t C. weren’t D. wasn’t
( ) 8. -Do you know the news?
-Yes, Mike________me________it yesterday.
A. told, about B. tells, for C. says, about D. said, about
( ) 9. There are a lot of oranges________the trees.
A. in B. at C. on D. of
( ) 10. ________a big ship!
A. How B. What’s C. What D. How is
五、按要求完成句子
1. We should eat fruit and vegetables every day.(改为否定句)
We________ ________eat fruit or v