1. 选择方框中的词的适当形式填空

so…..that    unless    as soon as    until    not… until

1. （1） we deal with our problems, we will become unhappy easily.
   

3. （2） They did go to bed they finished the work.
   

5. （3） He will telephone us he knows the news.

7. （4） The old man is excited he can't say a word.

9. （5） They worked it was dark and had to stop.
   

11. （6） John won't come to the party we invite him.
    

13. （7） —When are you going to tell Henry the good news?
    

    — he comes back.
    

15. （8） He can make the stick small he can keep it in his ear.

17. （9） They watched TV their father came back.

19. （10） cross the street the traffic lights turn green.