Over the few years, he________ much. He used to be quiet, and now he is still.
| A．changed | B．has changed |
| C．didn’t change | D．hasn’t changed |
I bought a robot _______ have more free time.
| A．because | B．therefore |
| C．in order to | D．as a result |
The doctor said he _______ an operation yet.
| A．need | B．needn’t |
| C．needed not | D．didn’t need |
____, I passed the exam at last.
| A．Luck | B．Lucky | C．Luckly | D．Luckily |
The book cost you 50 yuan, _______?
| A．doesn’t it | B．did it | C．does it | D．didn’t it |
I want to know the reporter _____ is working for this Daily Paper.
| A．he | B．which | C．who | D．whose |