Measureshavebeentakentoprevent

Measures have been taken to prevent the accidents, but much _____ for more improvement.

A．remains to be done	B．is remained to do
C．remains to do	D．is remaining to be done

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It _______ we had stayed together for a couple of weeks _______ I found we had a lot in common.

A．was until; when	B．was until; that
C．wasn’t until; when	D．wasn’t until; that

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Why don’t you bring ________ to his attention that you are too busy to do it?

A．that

B．what

C．that

D．it

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Out of the train_______, well-dressed and waving to the crowd.

A．a tall man stepped	B．was stepping a tall man
C．did a tall man step	D．stepped a tall man

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— Well, well, _______. I’ve never read about that.

A．I can’t tell you	B．you really have me there
C．there is some doubt	D．what a shame

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In many cities of China, if an ambulance is_______ in a traffic jam, police will respond to the emergency.

A．held up	B．held back
C．held down	D．held out

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