用be about to do做句子

用be about to do做句子 be about to do怎么用 be about to do 短语中about做什么成分?be about to do里面about做什么词性?about不是只可以做介词和副词么?但在短语中about做表语,介词可以作表语么? be to do be about to do 有什么区别 be to do & be about to do的区别 是非谓语动词做表语时sb be to do 与 sb be about to do 的区别 英语翻译用be about to do sth when 的句式 be about to do和be about doing 区别 be to do,be going to do,will do,be about to do的区别. be about to do sth的用法 be about to do用法,例句 be anxious about /to do sth. will e doing to do e about to do e to do的区别 be going to和will do和be about to do和be to do和be doing都表示将来,有什么区别.怎么用 用英语句型造句,每个句型造五个句子help oneself to sthbe helpful to sb3.be friendly to sb4.be glad to do sthask sb about stn6.tell sb (not) to do sth7.tell sb about sth 8.give sb a call9.call sb back10.forget to do sth 11.go to sw for a 用be+doing +when be用be+doing +when be +about to do+when.be+On the point of doing +when.has just done +when +did..各造两个句子! be going to,be to do,be about to do 有什么区别 about easy请问有be easy to do 这个句型吗?或是easy to do?如何翻译,造个句子,be easy for呢?或是easy for?