A study shows the students who are engaged in after-school activities are happier than _________who are not.
| A． |
ones |
B． |
those |
C． |
these |
D． |
them |
The girl is a student at Oxford University, _____ for a degree in English literature.
| A．studied | B．studying |
| C．to have studied | D．to be studying |
Every evening after dinner, if not from work, I will spend some time walking my dog.
| A．being tired | B．tiring |
| C．tired | D．to be tired |
AIDS is said________the biggest challenge to both men and women in that area over the past few years.
| A．that it is | B．to be |
| C．that it has been | D．to have been |
The mobile phone has become a major means of communication, _____us to keep in touch as well as to surf the Internet to keep us _____of the latest news.
| A．permitting; informed |
| B．to permit; informing |
| C．to permit; to be informed |
| D．permitting; having informed |
---What do you think of his talk on Information Technology?
---Oh, excellent. It’s worth_____________.
| A．listening to | B．being listened to |
| C．listening | D．to be listened to |