_________being fun and good exercise,swimming is a very useful skill.填空

_________being fun and good exercise,swimming is a very useful skill.填空 a fun与fun 有什么区别 have a fun a fun fair翻译 this->fun();为什么不可以写*this.fun() // A* a; a->fun(); *a.fun(); fun前加不加a what a fun what fun和how fun how a fun 的语法区别. I watched a ( ) film yeaterday evening.that was( ) A funny,fun B fun,fun C fun,funny D funny,fun I watched a ( ) film yeaterday evening.that was( ) A funny,fun B fun,fun C fun,funny D funny,funI watched a ( ) film yeaterday evening.that was( ) A funny,fun B fun,fun C fun,funny D funny,fun have a lot of fun in a fun part of FUN WITH A PENCIL怎么样 have a fun time造句 STU*fun(STU a[],int fun fun __________it is to listen to music!A.How fun B.How a fun C.What a fun D.What fun __ we had!A,How a fun B,What fun C,What a fun D,How fun为什么?