根据句意及各题括号中所给的汉语意思，从下面的方框中选择合适的单词或词组，用其适当形式填空。

1．We held a party _________(庆祝)the old couple’s marriage for 50 years．

2．You shouldn’t always _________(分析)every sentence of every article you read．

3．We ought to be _________(与……联系)each other after graduation．

4．All of the students _________(参加)in the warm discussion held in the dining-hall yesterday evening．

5．The culture revolution _________(延迟，阻碍)the development of economy．

6．Though they are ordinary farmers, they have _________(积累, 积聚)a lot of farming experience．

7．Yesterday I _________(遇见，碰见)an old friend of mine in the street but he took no notice of me．

8．It is every student’s _________(期待，期望)to go to university．

9．We judge from his accent that he is not a _________(本地人)．

10．The student _________(阐明，澄清)the fact that he did not do that foolish thing．

11．How often do you meet with _________(令人苦恼的)things?

12．To his _________(兴奋，激动), he met his sister here after so many years’ separation．

13．It is _________(请求，要求)that all the students(should)obey the school rules and work hard at their lessons．

14．The car I drove the day before yesterday doesn’t _________(属于)me．

15．It is _________(难以置信的)for such an honest man to have stolen his neighbor’s money．

16．We should focus on not only the _________(过程)but the result．

17．What _________(评论，意见)can you give on the problem?

18．He has ever read a book _________(与……有关, 涉及)the French Revolution．

19．It is easy to form bad _________(习惯), but difficult to get rid of them．

20．What _________(描述，叙述)should you give to us on this matter?

21．The girl did an _________(令人难堪的)thing, and all of us felt embarrassed．

22．Every one of us should have our own _________(雄心．野心)in our work and study．

23．Can you give us a _________(适当的，正确的)answer to the question?

24．They haven’t talked to each other after they _________(误解)each other three years ago．

25．It was the children that _________(调整，适应)to the new environment much faster than the adults did．

26．It is very common to _________(握手)with each other when people meet in China．

27．The machine is so large that it _________(占据)so much room of the workshop．

28．Do you know the _________(区别，差异)between British English and American English?

29．Knowledge is _________(力量)．

30．We, Party members, should often _________(交换)ideas with other people．