After trying hard, they _______ the hope of finding an effective way to solve the problem.
| A．abandoned | B．released | C．discouraged | D．resigned |
The teacher asked usso much noise．
| A．don’t make | B．not make | C．not making | D．not to make |
You’d betteryour scores and see if you have passed the exam．
| A．add up | B．add up to | C．add to | D．add to up |
I ___________ my father to give up smoking, but he didn’t listen to me.
| A．persuaded | B．advised | C．suggested | D．promised |
I am gratefulyouyour kind offer．
| A．to；for | B．for；to | C．to；to | D．for；for |
Many people came to the meeting，butthem who left early was 35．
| A．a number of | B．the number | C．a lot of | D．the number of |