The doctor suggested__________more exercise．

A．to do

B．doing

C．do

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参考答案

【考点】固定搭配
【解析】句意为：医生建议多做运动。suggest doing sth．建议做某事。suggest后还可接从句，当做“暗示”讲时，从句中应用虚拟语气，即should+动词原形，should可以省略。

1 I know the boy__________parents ale dead．

A．which

B．who

C．whose

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2 My mother is sleepin9．Would you please__________the radio?

A．turn on

B．turn off

C．tum over

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3 Tom comes tomorrow，I shall ask him where he has been．

A．When

B．While

C．As

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