人教版九年级Unit8 SectionA2教学教材.ppt

* Grammar Focus 一定100﹪ 可能20--80﹪ 可能20--80﹪ 可能20--80﹪ 不可能 0 ﹪ 3. 那晚你看见了什么？ _____ did you see that night? 我不确定，但肯定不可能是狗。它更大。我想也许是一头熊或一匹狼。 I’m ___ ____, but it _____ ___ a dog. It was bigger. I think it _____ ___ a bear or a wolf. What not sure can’t be might be 4a Choose the best way to complete each sentence using the words in brackets. 1. A: Where’s Jean? B: I’m not sure. She ________ (is/ might be/ must be) in the laboratory. might be n. 实验室 2. A: Everyone is going to the pool after school. B: Really? It _______ (must be / can’t be /could be ) hot outdoors. must be 表示“位移”的动词用现在进行时态表将来，例如：go去，come来，leave离开，arrive到达，return 回来，fly 飞。 e.g. I am coming.=I will come. He is leaving for Paris.=He will leave for Paris. adv. 在户外，在野外 3. A: That’s the phone. B: Hmm. I wonder who it _______ (must be / could be / should be). could be 4. A: I wonder if there are Jim’s glasses. B: They _______ (can’t be / might be / could be) his. He doesn’t wear glasses. can’t be wonder v. “想知道” (want to know) 1. must 必须 mustn’t一定不要(表禁止) 例： We must follow 遵守the school rules. We mustn’t go through the red traffic lights. 2.can能 can’t 不能（表能力） 例： I can swim, but you can’t. can 能 (表邀请） Can you come to my party? 3.may 可以(表允许) May I come in？ 4. could 能(表请求) （也是can的过去式） Could you help me? 5. should应该/shouldn’t 不应该（表责任;义务） You should take good care of our parents. We shouldn’t laugh at the poor. 6. need需要 needn’t不必 We needn’t worry about this thing. It’s easy. 一般疑问句回答： -Must I leave here?-Yes, you must. No，you needn’t / don’t have to. 不必 -May I go out? - Yes, you may. No，you can’t / mustn’t. ?根据汉语意思完成英文句子。 1. 这是谁的球鞋？ ________ ________ shoes are these? 2. 这只白狗一定是格林太太的。 The white dog ______ ______ Mrs Green’s. 3. 这把吉他不可能是我姐姐的。 The guitar _____ _____ my sister’s. Whose football must