问题

I _______my pen everywhere in the classroom, but I couldn’t find it.
A:Keep
B:Keeping
C:In order to
D:To keep;
B:Keeping
C:In order to
D:To keep;
正确答案是:
同类题型
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t suppose Jim could have done so well inyesterday’s exam , ____________
___ that they lost the game, tears came down herface
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