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【单选题】
下列属于物理性污染的是()。A.
杂物污染
B.
农药残留
C.
寄生虫污染
D.
有害金属
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【简答题】Lesson 4 模拟通话 2-1
【单选题】Mark Bryson is talking to his students about global warming. Listen to what he tells them and choose the correct statements.
A.
In some northern areas, the seawater is cooler than melting snow and ice.
B.
In some northern areas, the snow and ice are cool.
C.
In some northern areas, the melting snow and ice have the job of cooling the seawater.
D.
In some northern areas, the melting snow and ice cool the seawater that then cannot keep
【单选题】Mark Bryson is talking to his students about global warming. Listen to what he tells them and choose the correct statements.
A.
Global warming is just about rising temperatures.
B.
Global warming is also about the effects of those higher temperatures.
C.
Global warming isn't just about rising tides; it's about the effects of the higher temperatures.
D.
Global warming isn't just about rising temperatures; it's about the effects of those higher tides.
【简答题】Lesson 24 模拟通话 2-4
【单选题】Mark Bryson is talking to his students about global warming. Listen to what he tells them and choose the correct statements.
A.
Dry areas can be expected for longer periods each year, and other areas may become drier.
B.
Dry areas can expect to be drier for longer years, and other areas may become drier.
C.
Dry areas stays dry for longer periods each year, and other areas may become drier.
D.
Dry weather can be expected for longer periods each year.
【单选题】Mark Bryson is talking to his students about global warming. Listen to what he tells them and choose the correct statements.
A.
Stormier storms are caused by the rising sea temperatures.
B.
Stormier storms are caused by the rising sea.
C.
Stormier storms are caused by water steam in the air above the ocean.
D.
Stormier storms are causing the rising sea temperatures that are sending
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