Come and visit me whenever _______.
| A．you are convenient | B．you will be convenient |
| C．it is convenient for you | D．it will be convenient for you |
Only when he met the girl his aunt introduced to him ____ that he had seen her before.
| A．he realized | B．he did realize | C．realized he | D．did he realize |
— Shall we go for a walk ________ watch TV?
— That’s a good idea.
| A．instead of | B．rather than | C．in place of | D．in the place of |
You can’t have lost the keys.___ all your pockets again.
| A．Go down | B．Go against | C．Go through | D．Go across |
-We need an immediate reply. –I see . I’ll send the paper to you_____.
| A．just now | B．sooner or later | C．right away | D．for a while |
—Have you heard of the nuclear test in that country?
--Yes, _____news came as ___shock to me.
| A．the ; a | B．the ; the | C．a ; a | D．a ; the |