大家好,小问来为大家解答以上问题。be about to do，be about to这个很多人还不知道,现在让我们一起来看看吧！

1、be about to do:表即将做某事． e.g The plane is about to take off.但不能与时间状语连用,不能说I am about to do my homework tomorrow.只能和when从句连用I was about to do my homework when my father came in.。

以上就是【be about to do，be about to】相关内容。