The train _____ at the present speed until it reaches the foot of the mountain at about nine o’clock tonight.
| A．went | B．is going | C．goes | D．will be going |
_____it with me and I'll see what I can do.
| A．When left | B．Leaving | C．If you leave | D．Leave |
They_____the train until it disappeared in the distance.
| A．saw | B．watched | C．noticed | D．observed |
-Can I get you a cup of tea?
--_____.
| A．That’s very nice of you | B．With pleasure |
| C．You can, please | D．Thank you for the tea |
Professor White has written some short stories, but he is _____ known for his plays.
| A．the best | B．more | C．better | D．the most |
.Nobody noticed the thief slip into the house because the lights happened to_____.
| A．be put up | B．give in | C．be turned on | D．go out |