The air pollution of the city ____ by 20 percent thanks to the strict measures t

题型：不详难度：来源：

The air pollution of the city ____ by 20 percent thanks to the strict measures taken by the government.

A．has been fallen down	B．has been increased
C．has been reduced	D．has been risen

答案

解析

略

举一反三

. It’s up to you to decide whether to _____ physics or chemistry.

A．take off

B．take on

C．tale in

D．take up

题型：不详难度：| 查看答案

I suppose reading this book will ____ your taste for music.

A．add

B．add up

C．add to

D．add up to

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. If we want to succeed we must ____ what we do and who we are.

A．believe in

B．believe

C．trust

D．believe about

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_____ quickly and soon his resignation（辞职）became the talk of the town.

A．Words spread	B．Word spread
C．The word was spread	D．A word spread

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--What about the food on the plate? –It _________ delicious.

A．smelling

B．smelt

C．smells

D．is smelt

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