_____ is a good form of exercise for both young and old.A．WalkB．WalkingC．The wal
题型：不详难度：来源：
_____ is a good form of exercise for both young and old.| A．Walk | B．Walking | | C．The walk | D．To walk |
|
答案
| B |
解析
| 最佳答案为B。尽管walk用作名词时可以表示“散步”，但它是可数名词，指的是一次一次的具体的散步，而不表示抽象意义或泛指意义的“散步”，要表示此义，要用动名词 walking。 |
举一反三
What’s the _____ of having a public open space where you can’t eat, drink or even simply hang out for a while? | A．sense | B．matter | C．case | D．opinion |
|
.—You are always full of _______.Can you tell me the secret?
—Taking plenty of exercise every day.| A．power | B．strength | C．force | D．energy |
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Achieving a high degree of proficiency in English as a foreign language is not a
mysterious without scientific basis.
［A］ process ［B］ practice ［C］ procedure ［D］ program |
Hardly a month goes by without ______ of another survey revealing new depths of scientific illiteracy among US citizens.| A．words | B．word | C．a word | D．the word |
|
I was awfully tired when I got home from work, but a half-hour nap ______ me.| A．revived | B．released | C．relieved | D．recovered |
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