更多"______has been done to stop polluti"的相关试题:
[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]There is no doubt that much Often pollution caused could be controlled if a lot of companies individuals and govemments would make more efforts．
A. 有一点可以肯定，只要公司、个人和政府再做些努力，很多污染都是可以得到控制的。
B. 可以肯定地说，许多污染都是无法控制的，但更多的公司、个人和政府要再做些努力。
C. 毋庸置疑，污染是完全可以控制的，因此公司、个人和政府都应更加努力。
D. 毫无疑问，如果大量的公司、个人和政府不出更大力气，很多污染都是无法控制的。
[单项选择]What has caused the pollution problem
A. Careless methods of production.
B. Lack of consumer demand for environment friendly products.
C. Millions of tons of glass, paper, plastic and metal containers are produced.
D. Both[A]
[单项选择]Which has been done by World Health Organization in combating the bad effects of influenza
A. Supervising the assessment of influenza virus strains.
B. Holding meetings twice a year to provide the latest data concerning the composition of the vaccines.
C. Publishing the related information in a WHO almanac.
D. Stressing the importance of preventing influenza for people living in tropical areas of Asia.
[单项选择]Much research has been done on interviews in general _____.
[单项选择]has been done to prevent the water in the lake from being polluted.
A. Little
B. Few
C. Other
D. Many
[单项选择]I am sure Tom has been here and has done ______.
A. that required him
B. which was required of him
C. what was required of him
D. what has been required him
[单项选择]______ has recently been done to provide more flats for the people, the housing problem in this city is still very serious.
A. What
B. That
C. As a matter of fact
D. In spite of what
[单项选择]_______ has recently been done to provide more flats for the propel, the housing problem in this city is still very serious
A. What
B. That
C. As a matter of fact
D. In spite of what
[单项选择]______ work has been done to improve people' s living standard.
A. Many
B. A great many
C. A large number of
D. A great deal of
