Our new machines are much cheaper to run.A. effective B. efficientC. energetic D. enthusiastic 题目和参考答案——青夏教育精英家教网—

题目内容

10. Our new machines are much cheaper to run.

A. effective B. efficient

C. energetic D. enthusiastic

10. B考查形容词辨析。句意：我们高效率的新机器运行成本低多了。 effective有效的；efficient生效的，效率高的，有能力的；energetic精力充沛的；enthusiastic热情的。所以选B。

练习册系列答案

口算题卡河北少年儿童出版社系列答案

相关题目

5. [2014 •浙江卷]No matter how carefully you plan your finances, no one can when the unexpected will happen.

A. prove B. imply

C. demand D. predict

15. Three minutes of silence on May 19th were kept to mourn for those _______died in the earthquake.

单词拼写

1. An airliner c________ west of Denver last night and many people were killed.

5. Economic growth in the world remains weak throughout 2014 and it is hoped that it will up gradually in 2015.

A. break B. make

C. pick D. turn

15. They did everything in their power to save the building dating back to the Qing Dynasty, but their efforts were .

A. in turn B. in time

C. in vain D. in need

根据中文提示使用恰当的短语完成句子

1. But all of this cannot come to pass until we ____________(结束)the civil war in Syria.

3. Has the Three Gorges Dam ____________ (affect) the lives of people in your area or anyone you know?

16. Vehicle designers are well aware that they need to the idea of cars that have a low environmental impact.

A. end up with B. put up with

C. keep up with D. come up with

试题分类