问题

I don’t know who invented_digital camera, and it’s really _ most useful invention.

A:money doesn’t grow on trees
B:the the
C:a a
D:不填不填

正确答案是：

同类题型

If you leave the club, you will not be back in.

She looks sad. Could you please tell me ____ that prevents her from being as happy as before

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ed to ring you back，Bryan, but we think we ______ your numberincorrectly

Neither Li Hua nor I am good at ________.