Bso+形容詞/ 副詞+that-從句 【如此.以至于.】為固定用法.再如：He is so short that he can't reach the apple.他是如此之矮以至于夠不著那蘋(píng)果.He runs so fast that none of us can catch him.他跑得如此之快,以...那么其他的為什么不能選？求詳細(xì)分析，只是因?yàn)橛衪hat，所以不能選嗎so much+不可數(shù)名詞+that-從句。如：There is so much ice on the road that we have to walk carefully.形容詞/副詞+enough to do sth足夠.....如：He is old enough to look after himeself. 他大了，夠照顧自己了。（=He is so old that he can look after himself)too+形容詞/ 副詞 to do sth【太.....而不能.....】以肯定句式表示否定含義。如：He is too young to look after himself. (=He is so young that he can't look after himself= He isn't old enough to look after himself.)so.....that....與....enough to do ....與 too....to.....經(jīng)常進(jìn)行句型轉(zhuǎn)換的。祝你進(jìn)步！理解請(qǐng)采納，有問(wèn)題再問(wèn)。