1.Chloe actively participated in Environmental conservation campaign with WWF-Indonesia

2.Brain voices softly

3.Polly gave an angry shout.

4.the boss was angry that i misplaced all the documents

5.she was deeply disappointed that Alex hadn't phoned

6.because she has been ill so she has been absent from class

7.because of her old age,she......... 

8.never disturb me or i will have you imprisoned.

9.if she had qualifications, she would find a job.

10.unless you drive carefully, you'll have an accident.

- as/ so long as you drive carefully, you won't have an accident.