Is this museum _______some German friends visited the day before yesterday?
| A．which | B．that | C．where | D．the one |
He ______ persuade his father to give up smoking but his father didn’t.
| A．managed to | B．succeeded in | C．tried to | D．kept in |
The reason _______ his going to Britain was ______ he got a new job there.
| A．for; because | B．for; that | C．of; because | D．of; that |
_____ with the size of the whole earth, the biggest ocean does not seem big at all.
| A．Compare | B．Comparing | C．Compared | D．To compare |
People often use plastics to ______ wood or metal.
| A．in place of | B．take their place | C．take the place of | D．instead of |
He convinced me ______ the difficulty of the work.
| A．on | B．at | C．for | D．of |