Over the past decades , sea ice in the Arctic as a result of global war

题型：不详难度：来源：

Over the past decades , sea ice in the Arctic as a result of global warming .

A．had decreased

B．decreased

C．has been decreasing

D．is decreasing .

答案

解析

此题考查动词时态，由句中的时间状语从句“over the past decades”，可知句子的谓语动词要用现在完成时或现在完成进行时态。

举一反三

After_____a11 the apples，he____ the biggest one in the basket and handed it to me．

A．picked；picked up	B．picking；picked out
C．picking Out；picked	D．picking up；picked

题型：不详难度：| 查看答案

It took building supplies to contruct these energy—house . It took brains , too .

A．other than

B．more than

C．rather than

D．less than

题型：不详难度：| 查看答案

Practising Chinese kung fu can not only one’s strength , but also develop one’s character .

A．bring up

B．take up

C．build up

D．pull up

题型：不详难度：| 查看答案

The open-air celebrations has been put off ___the bad weather.

A．in case of

B．in spite of

C．instead of

D．because of

题型：不详难度：| 查看答案

Don’t be ____by products promising to make you lose weight quickly.

A．taken off

B．taken out

C．taken away

D．taken in

题型：不详难度：| 查看答案