The young doctor is determined to devote all his life to ________ the cause of cancer.
| A．studying | B．studied | C．study | D．studies |
Most of what has been said about the Smiths also ____true of the Johnsons．（2006年安徽高考）
| A．are | B．is | C．being | D．to be |
A poet and artist ________ coming to speak to us about Chinese literature and painting tomorrow afternoon.（2006年江苏高考）
| A．is | B．are | C．was | D．were |
Nowadays, a large number of women, especially those from the countryside,_________ in the clothing industry.
| A．is working | B．works | C．work | D．worked |
Professor Smith, along with his assistants,______ on the project day and night to meet the deadline.
| A．work | B．working | C．is working | D．are working |
——You don’t go to that supermarket quite often, do you?
—— No, I only go there ______ because it’s too far away from my house.
| A．eventually | B．constantly | C．occasionally | D．frequently |