15．While he has failed again and again, he never gives up in order to________his dream.
| A．achieve | B．awake | C．admit | D．Control |
Jim passed the driving test, __________ surprised everybody in the office.
| A．what | B．that |
| C．which | D．it |
I am going to meet Tom __________ they say is a good boy.
| A．who | B．whom |
| C．whose | D．which |
Ladies and gentlemen, please fasten your seat belts. The plane __________.
| A．takes off | B．is taking off |
| C．has taken off | D．took off |
Do you know the reason __ he was late?
| A．of which | B．for that | C．for which | D．of that |
The teacher asked us_______ in deep water
| A．don’t swim | B．not swim | C．not swimming | D．not to swim |