be to do & be about to do 表将来时有什么区别?
be to do & be about to do 表将来时有什么区别?
be to do be about to do 有什么区别
将来时态的区别be going to;will do;be doing;be to do;be about to do
be to do ; will be ; be going to ; be about to ; 现在进行时表将来有什么
be going to do、be about to do、be to do,这三者有什么区别?
求be going to be to do be about to 一般现在时表将来的作文,急
将来时有BE DOING么?be going to do和BE DOING是算在现在进行时表将来?
be to do & be about to do的区别
be to do和be doing在表将来的时候用法有什么区别?
be doing (现在进行时表将来)和be going to do有什么区别
be to do,be going to do,will do,be about to do的区别.
be to do和一般时表将来的区别