a language requires time and effort.A．LearnB．LearningC． To learnD． Being

题型：不详难度：来源：

a language requires time and effort.

A．Learn

B．Learning

C． To learn

D． Being learned

答案

解析

现在分词多表示反复发生的事情，不定式表示将发生的事情，根据题意学英语要求时间和努力，故用主动语态。此处应选B。

举一反三

—Robert is indeed a wise man.
—Oh, yes. How I have regretted ____ __his advice?

A．to take

B．taking

C．not to take

D．not taking

题型：不详难度：| 查看答案

Mr. Taylor, of the urban life, is considering his last years in the countryside after his retirement.

A．tiring; spend

B．tired; to spend

C．tiring; spending

D．tired; spending

题型：不详难度：| 查看答案

When I passed by, I heard her _____ in the room.

A．sings

B．sang

C．singing

D．to sing

题型：不详难度：| 查看答案

_______far from school, the boy is often late.

A．Living

B．Having lived

C．Being lived

D．Lived

题型：不详难度：| 查看答案

What is the best way you can imagine the overuse of water in our school?

A．reducing

B．to reduce

C．reduced

D．reduce

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