1．The only way not to fall down into the valley is to ________(抓住) the big branch.
2．You shouldn’t ________(联系) the unemployment with the current economic situation.
3．Your idea of not publishing a new version of your novel is very ________(实际的)．
4．To my joy，the quality of our new refrigerator is very ________(可靠的)．
5．________(突然地)，the straw in his yard caught fire.
6．It was hard to ________(辨别)one twin from the other.
7．He ate a light lunch in ________(期望)of a good dinner.
8．My secretary will call you to arrange a ________(方便的)time to meet.