--May I remind you that Mr. White is waiting outside, Mrs. Green?
---Oh, I _________ all about it.
| A．forget | B．had forgotten | C．forgot | D．was forgetting |
—Do you mind my taking this seat?
—_______________.
| A．Yes，sit down please | B．No，of course not |
| C．Yes，take it please | D．No，you can’t take it |
The speech delivered by the mayor of Shanghai on the opening ceremony of the World’s Swimming championship left me a deep ___________．
| A．expression | B．permission | C．opinion | D．impression |
He is at least as tall as his brother, if not_______ ．
| A．tall | B．taller | C．so tall | D．the taller |
Now we can _________ weather information from a new type of weather satellites．
| A．pick up | B．take up | C．keep up | D．set up |
He was very busy that day，but he seemed_________ when we dropped by．
| A．unbearable | B．skeptical | C．delighted | D．challenging |