should的语法↓例句：1、You should see a doctor.2、she should go to sc

should的语法↓
例句：
1、You should see a doctor.
2、she should go to school early.
3、I've got a toothache.Should I see a dentist?
4、Tom shouldn't read books in the sun.
1、should 的意思是“应该”.由例句1、2可知,它可用来提出______.与其他情态动词一样,should没有人称和数的变化,其后面的动词需用______形.
初二上册的人教版的题目