15.　 where a party is being held

14.　 Despite the fact that

13.　 how important it is to take care of the woods

12.　 protecting the environment

11.　 appears to be coming on

20.is familiar to

(9) 参考答案

19. There is no point(in)　　　　　　　　　

18.allow for

17. was about to　　　　　　　　　　 　　

16.was invited to