will 主观意愿表较强,例如:I‘ll do it by myself.
be going to 一般有客观条件,例如,Look!it's going to rain.
这两者表主观意愿时可通用,互换!
be to do 则是有打算计划之类的将来,而且时限较短.
be about to do 一般会与when 连用
will 主观意愿表较强,例如:I‘ll do it by myself.
be going to 一般有客观条件,例如,Look!it's going to rain.
这两者表主观意愿时可通用,互换!
be to do 则是有打算计划之类的将来,而且时限较短.
be about to do 一般会与when 连用