ForamomentTomwashowtoreplytoth

For a moment Tom was ________ how to reply to the question.

A．no idea

B．not knowing

C．puzzling

D．at a loss

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相关试题

It was the fourth time that Tom _____ in the maths exam.

A．failed	B．had failed
C．have failed	D．has failed

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We are flying at _____ altitude of 6,000 meters and perhaps we will get there at _____ midnight.

A．the; the

B．an; the

C．an; /

D．the; /

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---Tom, what a pity. I almost succeeded yesterday.
---I told you to be careful before. ___________

A．One false step will make a great difference.

B．Where there’s life, there’s hope.

C．Never put off till tomorrow what you can do today.

D．One tree does not make a forest.

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The young member made several proposals, none of __________ considered practical or acceptable.

A．them

B．which

C．it

D．what

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—Well, did you miss the early train?
—Yes, but had I hurried, I _______.

A．shouldn’t	B．hadn’t have
C．wouldn’t	D．wouldn’t have

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