be useless=be of no use无用的
be useless in/for doing...做……无用
be useless to sb.对某人来说无用
come into use开始被使用
have no use for不需要;用不着
in/out of use经常/不再用的
It is no use doing.../It is useless to do doing...做……无用
The books are useless to me.
这些书对我没用。
I realized it was quite useless for pursuing the subject.
我意识到继续从事这一课题是没有意义的。
[特别提醒]
表示“对……无用或无益”,通常用介词to或for。后接动名词表示在某一方面无用时,其后通常接介词in或for。
[夯实基础]
(1)用use短语的适当形式填空
①When did the umbrella come into use?
②I have no use for novels like that.
③Turn off everything not in use:lights,TVs,computers.
(2)The technology is useless if you aren’t trained to operate it.
The technology is of no use if you aren’t trained to operate it.(用“be of+n.”改写句子)
7
[应试指导] 比较类写作高频词汇
compete in...参加……的比赛
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2017-04-24
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