请同学们务必背熟以下句型，熟悉语法项目是做对题目的前提！1. It is (high/about)time/Isnt it time +( 一般过去时)Its time you settled down and did your homework.2. A is to B what C is to D= as A is to B,so is C to D（比喻结构）A对B之关系犹如C对D之关系.例如： Air is to us what water is to fish. 空气对于我们犹如水对于鱼。 What salt is to the food, wit and humour are to conversation and literature. 隽语与幽默之于会话与文学，恰象盐之于食物一样。3. more thanProfessor Wang is more a poet than a scholar4. not so much as (注意：前后连接两个并列的成分)1)It is not so much he
