．—Isn't it a surprise that I happened to meet Francis Mafhews at the Christmas party last week?
—If my memory serves me correctly, you ____ each other for exactly two years．
| A．hadn't seen | B．haven't seen | C．didn't see | D．don't see． |
John, I_______ if you could lend me some money until I get paid.
| A．wondered | B．wonder |
| C．was wondering | D．am wondering |
It’s only_______ 5 minutes’ walk from my home to_______ Green Company.
| A．∕ ; a | B．a; the |
| C．the; ∕ | D．∕;the |
--- I can’t believe it’s Ann!
--- Me, too. She is no longer ______ she was 20 years ago.
| A．that | B．which |
| C．what | D．whether |
My book isn’t on my desk. Where _______ I have put it?
| A．can | B．should |
| C． would | D．must |
Professor Zhang, accompanied by his students, ___________ in the lab.
| A．do the experiment |
| B．doing the experiment |
| C．were doing the experiment |
| D．was doing the experiment |