_that the first cheese was probably made more than 4000 years ago by nomadic tribes in Asia（）
A. It is believed
B. It is believing
C. It believed
D. It is to believe
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The children ______ many times no to go near the store（）
A. have told
B. told
C. have been told
D. were being told
The money has to ______ early tomorrow morning（）
A. hand in
B. hand
C. be handed
D. be handed in
This kind of medicine ______ just before bedtime（）
A. should take
B. should be taken
C. should have taken
D. should have been taken
It is important that we__ the task ahead of time（）
A. finsh
B. will finish
C. shall finish
D. finished
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