问题

Shanghai World Expo was the most important_____ in China in 2010.
A:for;for
B:for;as
C:as;for
D:as;as
B:for;as
C:as;for
D:as;as
正确答案是:
同类题型
e was a student, he would get upearly and work late into night, believing “______________”
Mind your steps, guy! Don’t you see thewords “_______ the grass”—I’m sorry.
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