—Haven't I seen you some place before?
—Yes. That's ________ I don't go there anymore.
| A．because | B．how |
| C．why | D．when |
—— We didn’t find Smith attending the lecture.
—— No one ____ him about _____ a lecture the following day.
| A．told ；there to be | B．had told ; there to be | C．told; there was | D．had told ; there being |
.On Feb 27, Chinese Premier Wen Jiabao took part in _____ online chat with Chinese netizens, who expressed interests and concerns over property prices, inflation, ________ wealth gap and other social issues.
| A．the ; a | B．an ; / | C．the; the | D．an ; the |
33. Those who suffer from headache will find they get ______ from this medicine.
| A．relief | B．safety | C．defense | D．shelter |
They seemed ______ each other for a long time.
| A．knowing | B．to know | C．having known | D．to have known |
This is Mr. Smith. _______ help I worked out many difficult problems.
| A．whose | B．with whom | C．who | D．with whose |