– I rang you at about ten o’clock, but there was no reply.
– Oh, that was probably ________ I was seeing the doctor.
| A．when | B．why | C．what | D．that |
—How did you get in touch with Mrs.Green?
—Well，it seems to me that you've forgotten ________ me her telephone number the other day.
| A．to tell | B．have told |
| C．telling | D．being told |
Has the boy who was made use of ________ realized his mistakes?
| A．cheating | B．cheated | C．to cheat | D．for cheating |
Since the work is so tiring ，I won't accept it even if ________ twice as much the money.
| A．offered | B．being offered |
| C．to be offered | D．having offered |
Some of our industrial products may well be said ________ advanced level.
| A．to reach | B．to be reaching |
| C．to have reached | D．to have been reaching |
With the plane ________，some passengers on board feel sick and want to throw up.
| A．taken off | B．taking off |
| C．to take off | D．would take off |