想問(wèn)個(gè)關(guān)于it用法的問(wèn)題
想問(wèn)個(gè)關(guān)于it用法的問(wèn)題
我想不通 In fact it is a hard job for the police to keep order in an important football match.這句前面的it 為什么不能換成this或者that
我想不通 In fact it is a hard job for the police to keep order in an important football match.這句前面的it 為什么不能換成this或者that
英語(yǔ)人氣：621 ℃時(shí)間：2020-05-15 22:19:11
優(yōu)質(zhì)解答
it指代后面的to keep order in an important football match,放在句首作形式主語(yǔ),真正的主語(yǔ)是to keep order in an important football match,而為了防止主語(yǔ)過(guò)長(zhǎng),才用it代替.this和that沒(méi)有it的這種功能.
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