Many people see the computer as a “magic box”, and are not concerned with ______ it works.
| A．that | B．whether | C．how | D．if |
—Did you enjoy the film? —Yes, it’s the best one I ________ these years.
| A．had | B．have had |
| C．had had | D．would have |
—Will you go to the park now?
—Not until I ________ my physics exercises.
| A．will finish | B．have finished |
| C．will have finished | D．had finished |
—You must have met him the other day. —Oh, no, I ________.
| A．hadn’t | B．mustn’t |
| C．haven’t | D．didn’t |
—I’m sorry; I shouldn’t have been so rude to you.
—You ________ your temper but that’s OK.
| A．have lost | B．had lost |
| C．did lose | D．were losing |
—Does Li Ping serve in the army?
—No, but he ________ in the army for five years.
| A．served | B．has served |
| C．is serving | D．would serve |