ID: 24136047

Unit 4 The Earth Section 1-2 学案(含答案)-2025-2026学年沪教版(2024)七年级英语上册

日期:2025-11-17 科目:英语 类型:初中学案 查看:96次 大小:65620B 来源:二一课件通
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Unit,英语,七年级,2024,教版,学年
    Unit 4 Section 1-2 P52 Reading First thoughts 1. Amazing facts about the Earth The Earth is believed to be about 4.5 billion years old. the Earth 地球,专有名词,前面必须加定冠词 the。the Sun the Moon。 the Earth 补充:当 Earth 表示 大地、地面 时,前面不加 the,如 He fell to earth. “believe” 是动词,意为 “相信;认为”。 +宾语从句:I believe (that) he will come tomorrow.(我相信他明天会来。) “believe + 宾语 + to do sth” 结构:We believe him to be honest.(我们认为他是诚实的。) be believed to do sth如本句 “The Earth is believed to be about 4.5 billion years old.”(地球被认为大约有 45 亿年的历史。) 注意:“believe” 的否定转移,即 “我相信他不会来” 应译为 “I don't believe he will come.”,而不是 “I believe he won't come.” 短语:believe in 意为 “信仰;信任”,如 “He believes in God.”(他信仰上帝。);believe it or not 意为 “信不信由你”,如 “Believe it or not, I met a famous star yesterday.”(信不信由你,我昨天遇到了一位著名的明星。) believe 和 believe in 的区别: believe相信某事是真实的、某人说的话是真的, 如 “I believe his story.”(我相信他的故事。); believe in 则强调信仰、信任,指对某人或某物的本质、价值等有信心, 如 “I believe in him.”(我信任他。)believe in science”(相信科学)、“believe in democracy”(信仰民主)。 billion(非)num. 十亿 【搭】billions of 【例】There are billions of people in the world. 2. Problems the Earth is facing air pollution 空气污染。类似的短语还有 water pollution ,noise pollution。 如 The air pollution is getting worse. face the problem 面对问题 faces to the south朝向,面对 The house faces to the south.(这所房子朝南。) face to face 面对面地 We need to talk face to face.(我们需要面对面谈谈。) 3. Why the Earth is important? The Earth is home to all living things. living things:living 是形容词,意为 活的、有生命的,修饰名词 things,构成名词短语,指 生物。 living 的动词原形是 live,现在分词形式为 living,过去式和过去分词为 lived。 4. Ways to protect the Earth use fewer plastic bags plastic bags塑料袋 Questions What amazing facts do you know about the Earth What do you know about the sea the sea 是名词短语,sea 是可数名词,the sea 特指海洋。sea 的复数形式是 seas。 What problems is the Earth facing What can we do to protect the Earth Reading Before you read Think: What amazing facts do you know about the Earth 1 Look at the pictures and fill in the blanks with the words and the phrase below. clouds the solar system指 太阳系,前面必须加定冠词 the。solar 是形容词,意为 太阳的,修饰名词 system(系统)。 land 可作名词,意为 陆地、土地,是不可数名词。也可作动词,意为 着陆、登陆,如 The plane will land soon. the Sun太阳,独一无二的天体,前面加 the。Sun 首字母大写。 sun 作小写时,可指 阳光,是不可数名词,如 in the sun(在阳光下)。 land 陆地 universe 宇宙 galaxy 星系 star 恒星 planet 行星 satellite 卫星 comet 彗星 asteroid 小行星 nebula 星云 black hole 黑洞 constellation 星座 P53 The amazing planet 1.The Earth is an amazing planet! Some places are very hot, like the areas near the equator. amazi ... ...

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