What is John going to be when he ______up?
| A．grow | B．is going to grow |
| C．grows | D．to grow |
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 |
—We really shouldn’t use plastic bags any more when shopping.
—_____ It’s important to protect our environment.
| A．So do I. | B．With pleasure. |
| C．That’s OK. | D．So it is. |