The Chinese government has taken ________ to prevent the spread of the bird flu.

The Chinese government has taken ________ to prevent the spread of the bird flu.

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Once environmental damage ______, it takes many years for the system to recover.

Once environmental damage ______, it takes many years for the system to recover.

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_________her and then try to copy what she does.A Mind B See C Stare at D Watch

_________her and then try to copy what she does.A Mind B See C Stare at D Watch

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I didn’t expect you to turn _____ at the meeting yesterday.A up B to C out D ove

I didn’t expect you to turn _____ at the meeting yesterday.A up B to C out D ove

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He asked the waiter ________ the bill.A on B of C for D after

He asked the waiter ________ the bill.A on B of C for D after

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