九年级（上）第8单元第3学案Unit 8 It must belong to Carla.Section A Grammar Focus- 4c1.学习并掌握新词汇：Laboratory , coat , sleepy, pocket , 2. 能正确使用语法要点中的句型：Whose book is this?It must be Mary’s. Hemingway is her favorite author wr iter.It might belong to Alice. She plays the guitar.It can’t be John’s. It’s much too small for him.It could be Carol’s. She studies French.--What did you see that night ? -- I’m not sure ,but it can’t be a dog . It was bigger . I think it might be a bear or a wolf .【难点】: (1) 会运用本节课 的单词和习惯用语。(2) 就每一幅图画写一个句子。(3)写出两句或三句来完成故事。(4)听录音并完成句子。.难点:根据听力材料讲述故事。【新知预习】根据课本内容完成下列句子。1.他可能是跑步锻炼身体。 2.他可能是在跑着赶公共汽车。 3.我肯定是在做梦。 4.他可能上班迟到了。 【探究】探究1 there be sb./ sth. doing 如：There is a cat eating fish.There must be something visiting our home.【针对性练习】 People there are _____ (wear ) coats ,so the weather must be cold . 探究2 表示推测的情态动词。 1) mu st 表示推测时只用肯定句，表示很有把握的推测。意思为“一定”。其否定形式为can’t,表示“不一定”，mustn’t则表示“不准，禁止”。Our teacher must be in the office because the light is on. 我们的老师一定在办公室，因为灯还亮着。It can’t be |
