Teachers" advice of______stress over the school days must be grant．ed by the hea

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Teachers" advice of______stress over the school days must be grant．ed by the headmaster．

A．students to reduce	B．students reducing
C．students reduced	D．students being reduced

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举一反三

In the garden there are a lot of flowers ______ I don’t know the names.

A．of which

B．from which

C．to which

D．about which

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The children are having a good time, ______ with sand, others with toys．

A．some of them playing	B．some of them are playing
C．some of them	D．who playing

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These rivers should be prevented ___________.

A．to be polluted

B．from being polluted

C．polluting

D．being polluted

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Mary has always been doing well in that company. Tomorrow she will go on a trip to Europe, ______________.

A．all expenses paid	B．all expenses paying
C．paying all expenses	D．paid all expenses

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.
.The meeting________because of the heavy rain,many officers went home in a hurry.
A was cancelled B had been cancelled C having been cancelled D having cancelled

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