英語(yǔ)六級(jí)-完形語(yǔ)法關(guān)鍵句379. The reason why so many children like to e

379. The reason why so many children like to eat this new brand of biscuit is that it is particularly sweet and crisp.

譯文　這么多小孩喜歡吃這種新品牌的餅干，是因?yàn)樗貏e甜、特別脆。

點(diǎn)睛　the reason why...是表示原因的固定句型，其中的why不可以用that替換。如：

The reason why I did it is obvious. 我這樣做的理由是顯而易見(jiàn)的。

說(shuō)明reason的內(nèi)容時(shí)不能用because。如：

The reason why he was late was that he was ill. 他之所以遲到，是因?yàn)樗×恕?/p>

有時(shí)，the reason后也可接介詞for，如上句又可改為：

The reason for his being late was that he was ill.

考點(diǎn)歸納　與reason有關(guān)的短語(yǔ)還有：

in reason意為“合理；正當(dāng)”。如：

I'll do anything in reason to help you. 我將給你一切合理的幫助。

by reason of意為“由于”。如：

He was excused by reason of his age. 他因?yàn)槟挲g的關(guān)系而得到寬恕。

by reason that意為“因?yàn)?rdquo;。如：

He looks down on us by reason that we are poor. 因?yàn)槲覀兏F，他瞧不起我們。

reason sb. into doing sth.意為“通過(guò)講道理使某人做某事”。如：

The doctor reasoned his patient into quitting smoking. 醫(yī)生勸他的病人戒煙。