What has not yet been announced is _____ the English contest will be held. I guess it may be held in the hall.
| A．where | B．that | C．when | D．how |
---- If he does you a favour, you should do him a favour.
---- I can’t agree more. ____.
| A．One good turn deserves another | B．Justice has long arms |
| C．One false move may lose the game | D．Lies have short legs |
The president of the university arrived yesterday, _____ the start of his short visit to China.
| A．marked | B．having marked | C．marking | D．to mark |
With more forests being destroyed, huge quantities of good earth _____ each year.
| A．is washing away | B．are being washed away |
C．are washing away |
D．is being washed away |
---- ____?
---- Maybe the possible solutions to the air pollution.
| A．Do you think what they are talking about |
| B．Do you think what are they talking about |
| C．What do you think they are talking aobut |
| D．What do you think are they talking about |
To my surprise, he was lost in thought then and not ____ of my presence at all.
| A．certain | B．fond | C．sensitive | D．aware |