After cutting down the tree, they _____ a little boat out of it．
| A．went on to make | B．went on making |
| C．went on with | D．continued |
--Mary, I think you had better say sorry to John．
--．It was his fault, NOT mine!
| A．Not possible | B．No way | C．No chance | D．Not at all |
For a long time, he hesitated whether he should tell us ____ what had happened．
| A．at dusk | B．at length | C．at present | D．at stake |
In the future, care for the environment will become very important as earth’s natural resources _____．
| A．add up | B．set down | C．close up | D．run out |
If you ask many different questions, you will ____ all the information you need to know．
| A．quit | B．acquire | C．convince | D．advocate |
In the Olympic Games, only athletes who have reached the agreed standard for their event will be ______ as competitors．
| A．abandoned | B．conveyed | C．admitted | D．advertised |