(
课件网) Unit 8 It must belong to Carla. Section B 1a~1d express at the same time circle Britain mystery receive Historian leader midsummer medical purpose prevent v. 表示；表达 同时；一起 n. 圆圈v. 圈出 (=Great Britain)大不列颠 n. 奥秘；神秘事物 v. 接待；接受；收到 n. 历史学家；史学工作者 n. 领导；领袖 n.仲夏；中夏 adj. 医疗的；医学的 n. 目的；目标 v. 阻止；阻挠 New words How do you feel if you hear something strange at night but you can’t see anything curious scared worried nervous uneasy 1.When is it 2.What is the woman doing 3. How does she feel Maybe it is at mid-night. She is looking out of the window. nervous worried scared uneasy What’s happening outside Today, let’s go with Conan to find the answer. Lead-in -It happened _____. -The woman is _____. -She is looking _____ the window. -She might be _____. in the evening/at night at home out of nervous/ worried/ uneasy/ scared 2a.Match each linking word or phrase with its purpose. Linking word or phrase Purpose of linking word or phrase so expressing a difference as, because, since giving a choice but, however, though expressing a result not only... but also ... expressing two things happening at the same time or giving reasons when, while adding information IDENTIFYING LINKING LANGUAGE Identifying conjunctions or phrases that link ideas together will help you understand what you read. 识别把观点连在一起的连词或短语将帮助你弄懂你所读的内容。 While-reading Let’s skim！ Para 1 Para 2 Para 3 Para 4 Read the passage quickly match each paragraph with its main idea. 1.Who built Stonehenge, when it was built and how it was built are still mysteries. 2.Stonehenge is not only a famous historical place, but also a great mystery. 3.Different ideas about the purpose of Stonehenge. 4.Historians have different ideas about what Stonehenge was built for. 说 明 示 例 might 在表达可能性时语气最弱。may 在表示推测时，意为“可能；也许” It may/might rain this afternoon. 今天下午可能下雨。 My uncle may/might come back this afternoon, but I’m not sure. 我叔叔今天下午可能回来，但我不确定。 can, could 常用于否定句，表示有把握的否定推测，意为“不可能”。couldn’t 语气较缓和，can’t 语气较强一些。 It couldn’t be Tom because I saw him at school just now. 不可能是汤姆，因为刚才我在学校见到他了。 —Finally, they came back. —They _____ be hungry after such a long walk. A．can’t B．must C．needn’t D．need B 典例 点拨 可用语境分析法和语法判断法解答本题。can’t 表示否定的推测“不可能”；must 表示肯定的推测“一定”；need 用作情态动词时常用于否定句，needn’t“没必要” 。根据语境可知选B项。 句式 情态动词 含义 用法 肯定句 must 一定 表示有把握的肯定推测。 may/ might/ could 也许; 可能 表示没有把握的肯定推测。 否定句 can’t/ couldn’t 不可能 表示有把握的否定推测。 may not/ might not 可能不 表示不太有把握的肯定推测。 疑问句 can/ could 可能 表示推测。 情态动词表示推测的意义和用法 情态动词表示推测可以分为以下几种情况: ★情态动词+ do 此结构表示对现在或将来情况的推测和判断 ... ...
