________, you'll never be able to persuade him.
| A．However hard may you try | B．Try however hard you may |
| C．Hard as you may try | D．Try hard as you may |
I shall never forget those years I lived in the countryside, has a great effect on my life．
| A．that; which | B．when; which | C．which; that | D．when; who |
In, when he was in, he went abroad to study in America.
| A．the 1980s; his twenties | B．1980s; the twenties |
| C．the 1980s; the twenties | D．1980s; his twenties |
Why didn’t you the problem at the meeting so that we could discuss it together?
| A．bring in | B．bring up | C．bring off | D．bring on |
As it was the rush hour, I was soon in the traffic jam．
| A．lost | B．stopped | C．stuck | D．missed |
English will help communicate people from different countries in the world．
| A．Known; with | B．Knowing; with |
| C．To know; to | D．To know; in |