题目内容：

完成句子(10小题，每空1分，共17分)

1._______ _______ (由……组成) 6 members, my group is the best in our class.

2.Don’t leave your skin _______ _______ (暴露于) the sun for too long or you will get sunburnt.

3.The teacher _______ _______ (继续) the lesson where he left off yesterday.

4.He didn’t propose to her _______ _______ of (因为缺乏) courage.

5.When seeing off his mother, Tom waved until he _______ _______ _______ (看不见)the train.

6.I’ve developed the habit of _______ _______ (集中) my study.

7.With her help, I finished the work _______ _______ (提前)time.

8.Whether we can go for a picnic _______ _______ (取决于) the weather.