When he was alive, the old scientist used to say that knowledge ____ from practi

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When he was alive, the old scientist used to say that knowledge ____ from practice and he gained his experience by doing a lot of practical work.

A．was coming

B．had come

C．comes

D．would come

答案

解析

略

举一反三

— What’s the matter? — The shoes don’t fit properly. They _____ my feet.

A．are hurting

B．will hurt

C．have hurt

D．are hurt

题型：不详难度：| 查看答案

—Hello, I’d like to see Doctor Smith at 3 o’clock tomorrow afternoon.
—Sorry, but he ________ a patient at that time.

A．will operate on

B．will be operating on

C．will have operated on

D．will have been operated on

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- Where have you been all day?
- We _________ some beautiful children and we couldn’t get away
from them until it was dark．

A．meet

B．have been met

C．met

D．have been meeting

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—It’s said that“Traffic”is an exciting film．
— I it yet．I hope to see it soon．

A．didn’t see

B．hadn’t seen

C．don’t see

D．haven’t seen

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If you the medicine, you better now.

A．took, would feel	B．had taken, felt
C．had taken, would feel	D．took, would have felt

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