phrase B1 to be going to do something very soon: 即将…之时,正要…之时 I was about to leave when Mark arrived.马克到的时候我刚要走。 She looked as if she was about to cry.她看上去好像马上就要哭出来了。 He sensed that something was about to happen. I was just about to borrow some money from Dad when finally the cheque arrived. The train's about to leave. Hurry up! I was about to phone Joe at work when he walked into the house. See also