--- How many girls are there in your class?
--- ________ them __________ over twenty.
| A．A number of, are | B．The number of, are |
| C．A number of, is | D．The number of, is |
–– ________ I come back before 6 o’clock?
–– No, you _______ . But you ______ be back later than 7 o’clock.
| A．Need; must; must | B．May; mustn’t; can’t |
| C．Can; can’t; can’t | D．Must; needn’t; can’t |
–– My father _________Shanghai with my grandparents.
––Really? _______ will they come back?
| A．has been to; How soon | B．has gone to; How soon |
| C．has been to; How long | D．has gone to; How long |
I am too busy to listen to her ____ talking. She has kept talking for about two hours.
| A．hopeless | B．endless | C．harmless | D．careless |
– Why are you standing outside the gate?
–– My father ______ me wait for him here.
| A．asked | B．told | C．made | D．kept |
Mr. Green and Mr. King have taught English at Beijing Sunshine Secondary School ________ they came to China two years ago.
| A．since | B．as | C．for | D．until |