is one of the greatest scientists, who won the Nobel Prize for physics.
| A．Yuan Longping | B．Bisheng | C．Yang Zhenning | D．Zheng He |
If you have something else to do, Jack will go there instead of you.
A. together with B. without C. in place of
Tim often helps the old man in his free time.
A . when he is hungry
B. when he is not with anyone
C. when he isn't busy
Practising speaking English daily is the key to learn English well.
A. every day B. every week C. by yourself
— We should complete all the homework within one hour. Please hurry up.
— OK, I will.
A. allow B. encourage C. finish
— Why did he ask many question s about that famous painting?
— Because he is interested in the painting and wants to know more about it.
A. is famous for
B. shows interest in
C. takes care of