英语造句 疑问句 陈述句 反问疑问句 祈使句 感叹句

陈述句（肯定、否定）：He is six years old.She didn’t hear of you before.
2）疑问句（一般、特殊、选择、反意）：Do they like skating?How old is he?Is he six or seven years old?Mary can swim,can’t she?
3）祈使句：Be careful,boys; Don’t talk in class
4）感叹句：How clever the boy is!