-Listen, there is some strange noise. This machine must be________.-I think so.

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-Listen, there is some strange noise. This machine must be________.
-I think so. You must have it checked.[     ]
A．out of order
B．out of date
C．out of sight
D．out of control

答案

举一反三

Though a typhoon is on the way, people are still looking forward ________ the outdoor concert by the
pop singer.[     ]
A．to canceling
B．not to canceling
C．not to cancel
D．to not canceling

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“Could you help me solve the math problem？”
“Of course, I can.” He replied ________.[     ]
A．without hesitation
B．without consideration
C．without discussion
D．without doubt

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To travel to the United States，you must first apply _______ the American Embassy _______ your visa.[     ]
A．for; to
B．to; for
C．for; for
D．to; to

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-How did you make so rapid progress in your English?Do you have any secrets?
-No. Only ________ hard working.[     ]
A．in terms of
B．in honor of
C．by means of
D．on behalf of

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After the quarrel, I tried all my best to remove the misunderstanding between us, but all my efforts seemed ________.[     ]
A．in vain
B．in case
C．in time
D．in trouble

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