There was a loud knock at the door.(用时间状语从句合并成一个句子)

There was a loud knock at the door.(用时间状语从句合并成一个句子) He was sleeping when there was a loud knock at the door.[对sl ____ I was falling asleep,there was a loud knock on the door there was a knock on the door. There was a knock at the door.It was the second time someone The Greens （）（have）supper when there was a knock at the door There was a knock at the door.(改为同义句)_____ ______ ______ the There was a knock at the door when we () () (have) supper 英语翻译Ted was woken suddenly by a loud knock at front door .He 翻译 After a while ,a loud knock at the door woke me up 1.S_____ there was a knock on the door. 可以说there is a knock at the door吗