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!
问题描述:
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!
答
I was wacthing TV when you called me yesterday.
I was about to go to the library when you called me yesterday.
I was on the point of going to the library when you called me yesterday.
I have just finished my homework when you called me yesterday.