a,an 什么区别?
a,an,the有什么区别,
英语中,A,AN,THE,/ 有什么区别?
make a reservation和make an appointment有什么区别?
英语中,A,AN,THE有什么区别?
half an hour 和a half hour有什么区别?
a an the 的区别
a,an,one的区别
冠词 a / an / the区别,
a lawyer; a barrister ,a counsel ,an attorney 有什么区别?
a和an是有什么区别,英语中,比如一个苹果,为啥前面加an,不加a,a也是代表1个什么..
have a impact on 和have an effect on用法上有什么区别?
an article of furniture和 a piece of furniture有什么区别吗?