A./; the
B.the; /
C.an; the
D.the; a
[单选题]Some people fear that ________ air pollution may bring about changes in _______ weather around the world.A. /; theB. the; /C. an; theD. the; a
[单选题]The idea that some groups of people may be more intelligent than others is one of those hypotheses that dare not speak its name. But Gregory Cochran is 1 to say it anyway. He is that 2 bird, a scientist who works independently 3 any institution. He h
[单选题]A report published recently brings bad news about air pollution.It suggests
[单选题]A report published recently brings bad news about air pollution.It suggests
[单选题]A report published recently brings bad news about air pollution.It suggests
[单选题]A report published recently brings bad news about air pollution.It suggests
[单选题]A report published recently brings bad news about air pollution.It suggests
[单选题]A report published recently brings bad news about air pollution.It suggests
[单选题]Everybody talks about the weather, but nobody does anything about it. It is
[单选题]Everybody talks about the weather, but nobody does anything about it. It is