C.Air pollution, cancer risk
D.Air pollution, smog risk
What’s the main task of IARC?
A.To focus on cancer-causing substances.
B.To evaluate the air quality.
C.To study the developing risk of cancer.
D.To send signals to the international community.
Why should the international community take action without further delay?
A.The composition and levels of air pollution vary from place to place.
B.More and more people in developing countries are exposed to air pollution.
C.Developed countries face air pollution, the level of which is higher than the safety limits.
D.A large number of people worldwide are exposed to air pollution.
—60、CB
61、D
1.clarify(vt.)澄清;阐明
2.accomplish(vt.)完成;达到;实现3.conflict(n.)矛盾;冲突
4.plus(prep.)加上;和
(adj.)加的;正的;零上的
5.quarrel(n.)争吵;争论;吵架
(vi.)争吵;吵架
6.fold(vt.)折叠;对折
7.thrill(vt.)使激动;使胆战心惊
8.unite(vi.& vt.)联合;团结→united(adj.)团结的;联合的→union (n.)联合;联盟;结合;协会9.convenience(n.)便利;方便→convenient (adj.)方便的
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