I’m sorry, I ________ have been so rude to you that way.—Forget it, but I was a bit out of control yesterday.

Mr Smith found thatgas from the pipe when he cameback because we forgot to switch off But at last we were lucky toescape

Thank you for your help . — （选出错误的一项）。

Could you tell me how many books I can borrow at a time— Sorry， ______ at all . Our compute system has broken down.

Good food and exercise ______ me to study better.