更多"What have been done to control smok"的相关试题:
[单项选择]What have been done to control smoking in the world
A. A majority of countries have passed laws against smoking.
B. Some countries have made laws to restrict cigarette consumption.
C. Some governments in Latin America have cut down on the sales of cigarettes.
D. Many developing countries have forbidden the import of foreign cigarettes.
[单项选择]What can be done has been done．（）
A. 可以做的事都已经做了。
B. 能做的事情都已做了。
C. 能够做完的事都已经做完了。
D. 什么事还能做呢，都已经做完了。
[单项选择]It is no use ______ what has been done.
A. to regret
B. regretted
C. regretting
D. regret
[单项选择]Experiments have already been done in this field, but only（）a small scale.
A. at
B. on
C. in
D. by
[单项选择]What products have been damaged
A. Wheat, corn, meat and sugar.
B. Wheat, maize, cotton and meat.
C. Wheat, cotton, meat and bean.
D. Wheat, sugar, meat and bean.
[单项选择]Thank you for what you have done for us, which leads to quick improvement in our research work.（）
A. 由于你们的帮助，我们才取得了研究的进展。
B. 感谢你们所做的一切，这使我们的研究工作得以开展。
C. 谢谢你为我们做的一切，它使我们的研究工作迅速得到改进。
D. 我们的研究工作所取得的进展要感谢您为我们所作出的一切。
[单项选择]They claimed that what they have done was to _________ the company's good name.
A. update
B. propel
C. uphold
D. overlap
[单项选择]It is no use ______ what you have done.
A. for you to regret
B. your regretting
C. you regret
D. you regretting
[单项选择]What actions have been take by the government
[单项选择]What you have done is ______ the doctor's orders.
A. attached to
B. responsible to
C. resistant to
D. contrary to
[单项选择]What methods have been taken by the developing countries to encourage trained personnel to return
A. To fine those who do not come back.
B. To set up special "return" programs.
C. To ask for help from the International Organization for Migration.
D. To require the developed countries not to offer jobs to those who do not return.
[单项选择]What achievements have been got by Collins and Anderson and legions of colleagues
A. D．They are making a breakthrough in DN
