20．Most people agree that knowledge of nation's culture is must in trade or communication．( )——青夏教育精英家教网——

20．Most people agree that knowledge of ___ nation's culture is __ must in trade or communication．（　　）

19．We work together to achieve our common purpose：____ world that is safer，cleaner and healthier than ____ one we founded．（　　）

18．A study finds that the more education people have，______ they are to form unhealthy habits．（　　）

	A．	more likely		B．	more possible
	C．	the less likely		D．	the less passible

17．What I need is book that contains ABC of oil painting．（　　）

16．-What was the party like？
-Wonderful．It's years ____ I enjoyed myself so much．（　　）

15．For _____ dinner you should eat _____ somewhat smaller meal，because people don't need as much energy in the evenings．（　　）

14．The belief that you can succeed affects _____ you will．（　　）

13．The boss wanted an assistant with knowledge of French and work experience．（　　）

12．-Excuse me，would you please give ____ magazine to Mary？
-Sorry，but I don t think there is ____ Mary in my class．（　　）

11．No matter ___ it will be windy or rainy at that hour，we've decided to leave at five o clock tomorrow morning．（　　）

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