问题

The manager_____ the workers how to improve the program since 9 a.m.

A:has told
B:is telling
C:has been telling Dwill have told
D:will have told

正确答案是：

同类题型

I’ve lost the telephone number of my friend Jane. I had written it down.[ ]

______ he became seriously ill,he still went on working.

____________, I can make it home by 8:30 when the football game will be on TV.– Well, it depends on how efficiently you work.

Henry, take this seat, ________ you’ll have to stand watching the game

Gun control is a subject _______ Americans have argued for a long time.