—Would you like to fish with me ?
—I’m afraid I have no time .
| A．am free | B．am no free | C．am not free | D．have no free |
—I’m afraid that I can’t do it.
—Oh, you should believe in yourself. You won’t know what you can do______ you try it.
| A．if | B．because | C．until | D．while |
Before I talked with ______ scientist, I had never met______ clever person like him.
| A．the; a | B．a; a | C．the; the | D．a; the |
—Thank you for the nice meal you offered us!
—_______.
| A．I’m afraid not | B．I’m glad you all enjoyed it |
| C．I didn’t cook well | D．Come here next time |
—Are you _______ to go hiking with us?
— Yes, I _______.
| A．good enough; good | B．well enough; think so |
| C．enough good; think so | D．well enough; am good |
—You should be careful when _______.
—Yes, I will. I’d like to know when ________ to have a rest.
| A．driving; stopping | B．driving; to stop | C．to drive; stopping | D．to drive; to stop |