问题

The lesson drawn from the coal mine accidents is that safety measures are so important that we _____ take them too seriously.

A:can’t
B:should
C:mustn’t
D:shall

正确答案是：

同类题型

Jammie could hardly wait to _________ hisnew car , whichhe hadbeendreaming of for ten years.[ ]

These are little rabbits lovely, ______

Two—thirds of the money on tents for the homeless people in Wen—chuan

It’s almost ten years _____ we saw each other last time.

what has recently been done to provide more buses for the people, a shortage of public vehicles remains a problem