The passage mainly tells us ______. [br] The underlined word "smog" (in Paragrap

游客2023-10-07 57

问题 The passage mainly tells us ______. [br] The underlined word "smog" (in Paragraph 2) mean"______ ".

选项 A、a kind of brown smoke
B、the main chemical in ozone
C、smoke caused by air pollution
D、brown unhealthy air caused by smoke from cars or factories and fog

答案 D

解析第二段最后一句话the air pollution that is a combination of fog and smoke是对smog的解释。可知D为正确答案。

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The passage mainly tells us ______. [br] The underlined word "smog" (in Paragrap

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Themainpurposeofthepassageistoshow______.[br]Theauthorcomparedthe

Themainpurposeofthepassageistoshow______.[br]Howhasthejobofthes

Themainpurposeofthepassageistoshow______.[br]WhoareMrs.SmithandM

Accordingtothepassage,itisveryunlikelythatanAmericanhospitalisowned

Accordingtothepassage,lecturesare______.[br]Thepassagedescribesanide

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Thebesttitleforthispassageis______.[br]Whatcanrobotsdoinunpleasant

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C澳大利亚政治。题目询问澳大利亚议会的组成，答案为theSenate(参议院)。

Stellaheldhergroundagainstseveralattemptsto______herassecretaryofth

[originaltext]M:Somepeopleseemtoneedsignificantlylesssleepthanothers.

某吸收式溴化锂制冷机组的热力系数为1.1，冷却水进出水温差为6℃，若制冷量为12

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