基本信息
常州市一中08届07年10月23日晚自习试卷
21. Many people agree that ______ knowledge of English is ______ must in _____ international trade today.
A. a; 不填; 不填. B. a; the ; the
C. a; a; 不填 D. 不填; a; 不填
22. No one has yet succeeded in explaining the ______ of how life began.
A. cause B. problem C. reason D. puzzle
23. _______ you find high wages you will generally find high prices.
A. When B. Where C. Since D. Whether
24. All the information we have collected in relation to that case ______ very little.
A. makes up for B. comes up with
C. adds up to D. put up with