—I’m afraid you have the wrong number.
—Sorry! _______
| A．See you later | B．I didn’t know that |
| C．Hold on, please | D．I hope I didn’t bother you |
In our class there are 46 students, ______ half wear glasses.
| A．in whom | B．in them | C．of whom | D．of them |
My mother opened the drawer to _________ the knives and spoons.
| A．put away | B．put up | C．put on | D．put together |
Tom was about to close the windows_____ his attention was caught by a bird.
| A．when | B．if | C．and | D．till |
—Is it all right if I keep this photo？
—_______.
| A．No，you don’t | B．No, it shouldn’t |
| C．I’m afraid not | D．Don’t keep it |
Mr. Black is very happy because the clothes made in his factory have never been .
| A．popular | B．more popular |
| C．most popular | D．the most popular |