There are some dangerous fishes in this river, and I’ve warned Tom here.
| A．not to swim | B．to not swim |
| C．swim not to | D．to swim not |
The workers have worked for ten hours. They want to stop a rest.
| A．have | B．to have |
| C．having | D．had |
When he arrives at the bus stop, the bus for 20 minutes.
| A．has left | B．had left |
| C．has been away | D．had been away |
—How long have you this book?
—For three days.
| A．borrowed | B．kept | C．lent | D．bought |
They__ the games for the first time.
| A．take part in | B．go to | C．joined in | D．joined |
—What a good _____ _ you’ve given me! Thanks a lot.
—My pleasure.
| A．information | B．news | C．suggestion | D．advice |