—It’s years ____you broke up then.
—Yes. I have regretted the decision. It was long ____I realized I had mistaken him.
| A．until; after | B．when; before |
| C．since; before | D．when; until |
— I saw Dave in the lift this morning.
— Really? He _______ around here for a long time.
| A．won’t be seen | B．wasn’t seen |
| C．hadn’t been seen | D．hasn’t been seen |
— Could you send me an application for the TOEFL?
— _______. What’s your name and address?
| A．Yes, I could | B．Just a moment | C．That’s right | D．No problem |
It is very important for us to _______ between good and bad.
| A．reject | B．realize | C．range | D．distinguish |
A great explosion _______ in a chemical factory in Hangzhou several months ago.
| A．occurred | B．occurred to | C．has happened | D．has taken place |
I’ve never dreamed of _______a picture on the wall.
| A．there be | B．there being | C．there to be | D．there is |