It's one of the best（）I have ever been to.
What a fool I have been! Why（）I think of that before?
Once more I am in Boston,（）I have not been for ten years.
We have drawn on you for this amount at sight through the Bank of China who has been instructed to produce the document_______ payment of the draft．
When stand-by engine instructions have been received, it’s necessary to make it sure that all valves in the various systems are（）
A System p administrator has been instructed to verify that all filesets have all required requisitesand are completely installed. Which of the following commands will provide this information（）
A system administrator has been instructed to verify that all filesets have all required requisites and are completely installed. Which command will provide this information？（）
I would never have ________ a court of law if I hadn‘t been so desperate.
“I’m on a high today” means I have been to a high building today.
“I should have been a King if I was back to the old days.”一句中，should have been 应该重读。
I have been working as an assistant manager for six years.
____ have you been at this factory? --I've been here since 1993.
My bike has been stolen, so I will have to＿.
– Have you ever been to Beijing?No, but I wish I ___.
I don't know where to stay when I arrive in the United States. I have never been t
◑___alone, I turned on the radio for company。◑A. Be◑B. Been◑C. Being◑D. Having been
I have seen that this method had been_____by many people.
听力原文：Woman: I haven’t seen you for ages! Where have you been Man: Actually, I have bee
I have never been to Shanghai, but its the place______.
I should like to___ touch with old friends but I have been so busy with my study.
I have always been an （)bird; I like to do things in the morning.
I have been going to Shanghai （) than I used to.
--Have you ever been to the Great Wall --Yes. I ___ there last year.
I hope we’ ll have got the instructions ready before you come tomorrow.
