— Did he tell you anything ________?
— Yes, he told us the ________ of learning English well.
| A．important; important | B．importance; important |
| C．importance; importance | D．important; importance |
There are five people in the room, but I know _____.
| A．both of them | B．none of them |
| C．all of them | D．neither of them |
Don’t give up _____ you will never succeed.
| A．and | B．but | C．while | D．or |
Trees can stop the sand _____ towards the rich farmland in the south.
| A．moved | B．to move |
| C．from moving | D．moves |
—Can’t you stop making so much noise? I really can’t _____ it.
—I’m terribly sorry for giving you so much trouble.
| A．keep | B．stand | C．hear | D．make |
He said that he _____ to Canada a few years ago.
| A．had been to | B．have been to |
| C．went | D．go |