问题

The official said rescuers were working_____to find the missing miners in the coal mine blast

A:round the clock
B:in the clock
C:around the time
D:in the meantime

正确答案是：

同类题型

－Ｍay I go swimming now －No, you ______. You must finish your homework first.

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nown to us all isthat the old scientist, for life was hard in the past, still works very hard in his eighties

27That’s the woman one of __________ daughters works as an engineer in the US

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