I ________ use a clock to wake me up because at six o’clock each morning the train comes by my house.
| A．mustn’t | B．needn’t | C．shouldn’t | D．couldn’t |
_____, I have never seen anyone who's as capable as John．
| A．As long as I have traveled | B．Much as I have traveled |
C．Now that I have trav eled so much |
D．As I have traveled so much |
_____ the secret of nature, the young scient
ist has little time for ent
ertainment．
| A．Devoted to bring up |
B．Devoted himself to bring up |
| C．Devoted to bringing up | D．Devoting to bring up |
— ?
—Nothing serious, but a bit tired．
| A．Anything the matter with you | B．Is that all |
| C．Anything else | D．What's this |
He was always _______ for knowledge, and at last became an expert in the field of art.
| A．fond | B．content | C．brave | D．greedy |
______ at the crossing and you will see a tall white building.
| A．Turn right | B．Turning right | C．Turned right | D．Being turn right |