问题

Have you brought the book I lent to you yesterday? —Sorry, I put it on my bookshelf and _________ all about it

A:had forgotten
B:forget
C:forgot
D:will forget

正确答案是：

同类题型

me, but it is time to have yourtemperature ______

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_________the difficult problem,the professor continued to do his experiment. [ ]

is known to us all is that America is a developed country _________the First World.

Don’t handle the vase as if it ________madeof steel.