Unit 3 Under the sea grammar课时作业

第一节 单项选择

1. Today we focus on 　　　is called recurrent obesity(复发性肥胖) or yo-yo obesity(溜溜球式肥胖), 　　　is the phenomenon　　　we gain weight and then go on a successful diet, but within 12 months we go back to our original weight.

　　A.what; which; in which B.which; which; where

　　C.all; that; that D.whatever; as; which

2. The climate in Kunming is quite pleasant, the temperature rarely, 　　　, reaching 35℃ in summer.

　　A.if not B.if any C.if ever D.if so

3. Your notes provide the raw material you're your mind has to work in relation to your essay topic.

　　A.where B.when C.what D.which

4. Failure is part of life; it's wrong for parents to protect their children from the knowledge 　　　they have failed.

　　A.where B.when C.that D.how

5. Despite difficulties, we must bear in mind　　　we set this goal, stick to it and move forward regardless.

　　A.that B.why C.when D.where

6. In order to stand out among all the trainees, you need to sharpen your skills　　　you feel strong and confident.

　　A.that B.where C.when D.what

7. 　　　work and creative activities have been important drivers of human progress is deeply rooted in our social values.

　　A.How B.Whether C.That D.Why

8. Many college students are willing to work in Western China after graduation 　　　, poor and backward as it is, more opportunities of employment are available.

A.where B.when C.that D.which