riding the bike to school is good for our health,i think.为什么
7个回答

1.语法点讲动名词和不定式都可以作主语或表语.一般来说,在表示比较抽象的,一般的行为时多用动名词;在表示具体某次动作,特别是将来的动作时,多用不定式.如:

Reading without thorough comprehension(understanding) is no good .

一知半解的阅读是不好的.

It is quite necessary to read it many times .

多读几次是完全必要的.

Smoking is prohibited here .

此地禁止吸烟.

It isn't good for you to smoke so much.

你抽这么多烟不好.

2.分析:

你也可以这样来理解,Ving作主语是一种经常性,习惯性的行为,动作延续时间较长;To do 做主语是一次具体性行为,具体去做了某事,动作延续时间相对短一些.本题可翻译为:

“我认为,经常骑自行车去学校对我们健康有利.”Ride加ing 也就是说是要表达动作的经常性,重复性,就是一种习惯.逻辑上to ride the bike ...的效果也许是你感觉很累,利于健康不是那么明显吧,

3.语法补充:

表语概念:

系动词后面就是表语,就是所谓的系表结构.

系动词:be:am ,is ,are

感观动词:feel,taste,smell,look,sound

get,remain.

4.有时两者区分不太明显:

Seeing him happy made me happy too.

It made me happy to see him happy.

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