问题
_____ I say Clancy is a smart boy, he still needs to work hard to achieve his goal[ ]
A: Then
B: When
C: While
D: As
B: When
C: While
D: As
正确答案是：
同类题型
The search was________when night came,even though the child had not been found. [ ]
Last night, went to the Center Square to celebrate the New Year’s coming.
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