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SAT IE题目提问~?

来源:学生作业帮 编辑:灵鹊做题网作业帮 分类:英语作业 时间:2024/05/12 14:48:40
SAT IE题目提问~?
Chess players find that playing against a computer is helpful to improve(A) their(B) skills, even though(C) no chess-playing computer has yet won(D) a championship. No error (E)
我还是不懂为什么不可以是is helpful to improve. 哪儿错了啊!?
SAT IE题目提问~?
因为是be helpful to sth,而不是to do sth.
再问: 可是字典上的例句感觉也是be helpful to do啊。 比如说 It can be helpful to think of leadership growing in a series of transitions in self-awareness, skill, and responsibility.  考虑一下领导力在自我认知、责任感以及技巧方面的一系列转换是很有帮助的。 It would be helpful to analyze what search phrases are bringing people to your site.   它有助于帮助你分析是什么搜索短语把人们带到了你的网站。
再答: 注意这些例句中的主语it都是形式主语 语法需要加强