Unit 8 It must belong to Carla. 词形变换 1.value n.价值→valuable adj.值钱的，贵重的 2.mystery n.奥秘，神秘的人或物→mysteries pl.(复数） 3.theory n.理论→theories pl.(复数） 4.hide v.隐藏 →hidden adj.隐秘的，隐藏的 5.general adj.总体的，普遍的→generally adv.通常，普遍地 6.lie v.平躺，处于→lay (过去式）→lain（过去分词） 7.sleep v.&n.睡觉，睡眠 →sleepy adj.困倦的→asleep adj.睡着的 8.energy n.精力，活力→energetic adj.精力充沛的 9.visit v.参观，拜访→visitor n.游客 10.lead v.引领，带领→leader n.领导 11.medicine n.药物，医疗→medical adj.医疗的 12.noise n.噪音 →noisy adj.吵闹的 13.solve v.解决，处理→solved adj.解决了的→unsolved adj.未解决的 14.strange adj.奇怪的→stranger n.陌生人 15.history n.历史→historical adj.（有关）历史的，历史学的→historian n.历史学家 重点短语 属于belong to 2.捡起pick up 3.被称为，被认为是be known as 一般来说generally speaking 5.担心worry about 6.考虑，想起think of 躺在床上lie in bed 8.感到困倦 feel sleepy 9.追逐，追赶run after 同时，一起at the same time 11.阻止......做某事prevent…(from) doing sth. 12.以某种方式in a certain way 13.很长一段时间a long period of time 单元语法专项：情态动词表示推测 句式：情态动词+do:对现在的事情的推测 情态动词+be doing：对正在发生的事情的推测 情态动词+have done：对过去的或已完成的事情的推测 肯定推测：must“准是；一定”，用于肯定句，表示可能性很大的肯定推测 may/might/could“可能；也许”，表示可能性较小的肯定推测 否定推测：can’t/couldn’t“不可能”，用于否定句，表示可能性很大的否定推测 may/might not “可能不；也许不”，表示可能性较小的否定推测 注意：can/could可用于疑问句中表示推测 could/might表推测时语气比can弱 must’t“禁止；不许”，不表示推测 根据语境，选择正确的答案填入句子。 The hat_____(can't/mustn't) be Mary's. It is too large for her. The boy_____(might/must) be Tony. He is the only child in his family. The boy_____(can't/mustn't) be Tom. I saw him reading in the library just now. The football_____(might/can't) belong to Jack. He always plays football on the playground. —Whose dictionary is this —It_____(may/must) be Sarah's. Look! Her name is on it. 答案：1.can't 2.must 3.can't 4.might 5.must 用must， might, could 或can't完成下面的对话。 A:Tina, you look worried. What's wrong B:I can't find my English book. Where can it be I 1._____find it. A:Don't worry.Let's see where it 2._____be. B: I think I 3._____have left it in the reading room. But it isn't there. A: What color is your book Let's look for it together. B:It's blue. A:Oh, look! Is this one yours B: No, it 4._____be mine. Tom's name is on it. A:I'm afraid you have to buy a new one. 答案： 1.must 2. could 3.might 4.can't 单元主题写作 01话题概述 本单元的话题是“对事物进行推测”，要求能根据有关信息和材料，运用情态动词推测物品的主人，描述神秘事物的历史等。写作时，要围绕所给提示，确定写作中心，同时要正确运用情态动词（may，can，could，might 和must）进行合理推断。 02写作素材 开头句 Last week,something strange happened in my neighborhood. Today,I am going to share something strange around me with you. 教材金句 据说大多数人生活 ... ...
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