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單項選擇題

The radio is too noisy, please（）.

A.turn down it
B.turn it down
C.turn off it
D.turn it up

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單項選擇題

The public store is to close at 9:30 p.m. （）no need to worry; it is just 7:30 p.m.

A.You have
B.They have
C.It is
D.There is

單項選擇題

The population of the earth（）increasing fast.

A.is
B.are
C.were
D.have been

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