谈as和than后跟谓语的结构

在英语的比较结构中,as 和 than 后常省略一些成分以避免重复,如不省略反而不符合英语的语言习惯。如:1.The weather today isn’t as good as yesterday.今天天气不如昨天好。(as good as 后省略了 the weather was。)2.The machines suit our needs better than those imported fromabroad.这些机器比进口的更适合我们的需要。(than 从句中省略了 suitour needs。)