第五章单元测试
Pesticide is harmful both to people's health and the environment.
Environmental problems nowadays include______?
Living creatures are living in harmony______the surroundings.
Rachel Carson is a (an)______.
Pollution refers primarily to the______of air, water, and land by wastes.
A:错 B:对
答案:对
A:desertification B:soil erosion C:sand storm D:deforestation
A:of B:to
C:with D:within
A:alarmist B:ecologist C:philosopher D:columnist
A:handling B:killing C:controlling D:fouling
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