单项选择题

Computers（）5% of the country's commercial electricity consumption.

A.pay for
B.stand for
C.provide for
D.account for

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Our family（）not to exchange Christmas gifts this year.A...

单项选择题Our family（）not to exchange Christmas gifts this year.

A.has agreed
B.had agreed
C.have agreed
D.agrees

We expected about 20 guests but there were（）people ther...

单项选择题We expected about 20 guests but there were（）people there.

A.any
B.other
C.more
D.some