3．I’m preparing the report for tomorrow’s meeting. Would you please _____ the ra

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3．I’m preparing the report for tomorrow’s meeting. Would you please _____ the radio a little?

A．turn on

B．turn off

C．turn up

D．turn down

答案

解析

略

举一反三

6．Be careful! The slightest spark（火花）could ______ the fireworks.

A．set about

B．set off

C．set out

D．set up

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7．Please ______ your sister to bring the ticket for the concert.

A．remind

B．remember

C．warn

D．Let

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13．The doctors have told him to ____ smoking and drinking.

A．cut away

B．cut back

C．cut off

D．cut down

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18．--- Tom has a lot of parties recently.
---Yes, that may ____ why he didn’t do well in the test.
A, sum up B. add up to C. account for D. make sense of

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He took off his coat, _____ all his pockets, but couldn’t find his key.

A．searched

B．searching

C．to search

D．searches

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