單項(xiàng)選擇題

In this factory each worker must receive a（）training course.

A.two-month
B.twomonths
C.two-months
D.two-months‘

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單項(xiàng)選擇題

No one can possibly recall any detail about the meeting. it is at least five years since it （）

A.had taken place
B.was taken place
C.tookplace
D.was taking place

單項(xiàng)選擇題

She has always（）to her father, although he did not graduate from a famous university.

A.appreciated
B.admired
C.respected
D.looked up