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2020年人教版九年级上册英语 unit8 第6课时（sectionB 3a-selfcheck）测试C卷姓名:_ 班级:_ 成绩:_一、单选题1 . The English teacher added that having conversations _ friends was not _ at all.Ain; helpBwith; helpfulCon; helplessDat; helping2 . I like the subject best, he doesnt.AandBbutCorDso3 . At the beginning of new term，teachers usually ask their students _ their plans.Awrite downBtake downCto write downDtaking down4 . Look! There are some _on the table.AmilkBorangeCice-creamDcarrots二、阅读单选Earths atmosphere (大气) is made of the layers of air that is around Earth. Thanks to the O2 found in the atmosphere, humans and other animals can breathe.The atmosphere has four layers. The closest layer to Earth is the troposphere. The troposphere reaches from Earth to about 8 to 15 kilometers above sea level (平面). It includes most of the air and O2 in the atmosphere, so all life on Earth lives here. The closer to the ground, the warmer the air is. Higher up in the troposphere, the air becomes much colder.The second layer of the atmosphere is the stratosphere. The stratosphere reaches to around 50 kilometers above Earth. Near the top of the stratosphere is the ozone layer (丑氧层). The ozone layer helps protect life on Earth from the suns UV radiation. Unluckily, there are holes in several parts of the ozone layer. This could cause serious problems for life on Earth. The third layer of the atmosphere is the mesosphere. It reaches up to around 80 kilometers above Earth. The mesosphere has the coldest temperature in the atmosphere, It can be as cold as -100 there.The fourth layer is called the thermosphere. It reaches up to around 600 kilometers above Earth. This is where outer space begins. The international space station runs around the planet from this layer. The temperature here is very high. It gets up to 1,200.5 . The troposphere goes up to around _ above the Earth.A8-15 kilometersB50 kilometersC80 kilometersD600 kilometers6 . The _ is the coldest layer in the atmosphere.AtroposphereBstratosphereCmesosphereDthemosphere7 . According to the passage, which of the following statements is TRUE?AIn the troposphere, the closer to the ground, the colder the air is.BThe ozone layer could cause problems for life on Earth.COuter space begins from the mesosphere.DThe temperature in the thermosphere can be 1200.8 . Which of the following shows the structure (结构) of the passage? (P: Paragraph)ABCD9 . _ may be the best title of the passage.AWhat Makes up the AtmosphereBWhere Is the AtmosphereCThe Distance of the AtmosphereDThe Temperature of the Atmosphere三、完成句子10 . 我的地图在我祖父母的房间里。_ in my grandparents room.11 . 那个白色的飞机模型是Anna的。That white_is Annas.12 . 感谢你的帮助._ your help.13 . 用英语说这些是什么？_ in English?14 . 我的字典在这儿，你的呢？My dictionary is here. _yours?第 4 页 共 4 页参考答案一、单选题1、2、3、4、二、阅读单选1、三、完成句子1、
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