Students should be encouraged to use _____ Internet as _____ resource.
| A．不填；a | B．不填; the | C．the; the | D．the; a |
____ up early in the morning to have a walk, I am sure, you are likely to feel active all day．
| A．Get | B．Having got | C．Getting | D．To get |
"They didn’t take measures in time, otherwise the explosions ____．"some experts said．
| A．wouldn’t happen | B．didn’t happen |
| C．wouldn’t have happened | D．mustn’t have happened |
Please don’t make so loud noise．The news of the volcanic eruption in Indonesia ____and I want to listen．
| A．is broadcast | B．is being broadcast |
| C．has been broadcast | D．had been broadcast |
The doctor’s treatment has worked marvels: the patient has completely．
| A．repeated | B．returned | C．recovered | D．reminded |
—You ought to have made an apology to Tom yesterday evening．
—Yes, I know I ____．
| A．ought to have | B．have to | C．should | D．must have |