1、Unit 5 Signs 第1课时 Story time知识点一 Be careful!【知识精讲】Be careful!小心！当心！注意！同义表达：Look out! Watch out! Be careful!是以be动词开头的祈使句，表示题型、命令或者要求等。如：Be quite, please！ 请安静！【经典例题】选词填空Lily, _ (is, are, be) careful!【名师解析】根据句末的感叹号可知，句子为祈使句，要以be动词开头，所以选be。知识点二 What does it mean?【知识精讲】What does it mean?它是什么意思？答语为It mean
2、s +句子.【经典例题】It means the floor is wet.（就划线部分提问）_?【名师解析】句意：它的意思是地面潮湿。根据题意，应该问“它是什么意思？”，所以答案为：What does it mean?知识点三 Do you want some juice?【知识精讲】Do you want some juice?你想要一些果汁吗？some一般用于肯定句中，当表示希望得到对方的肯定答语或者建议时，可以用于一般疑问句。答语为：Yes, please. /No, thanks.【经典例题】Would you like _ (some/any) milk?【名师解析】根据句意，是问
3、对方是否想要一些牛奶，句子是表示提出建议的一般疑问句，所以选择some。知识点四 can和cant【知识精讲】Can you see the sign?你能看见那个标志吗？此处can表示能力；来源:学.科.网Z.X.X.KIt means you cant here.它的意思是你不能在这。此处can表示允许。情态动词can没有人称和数的变化，后面加动词原形。【经典例题】The sign means he cant _ (sit) here.【名师解析】句意：那个标志的意思是你不能坐在这。此处can表示允许。情态动词can没有人称和数的变化，后面加动词原形。所以填sit。知识点五 No+ving
4、.【知识精讲】No+ving.是祈使句的一种，表示命令或者规则，意为“禁止”。No parking.禁止停车。No smoking.禁止吸烟。 No littering.禁止扔垃圾。【经典例题】Look at the sign. No _ (eat).【名师解析】句意：看那个标志。禁止吃东西。No+ving.表示命令或者规则。所以答案为eating。知识点六 someone【知识精讲】someone pron.某人，someone做主语，谓语动词用单数形式。【经典例题】_ (be) someone smoking?【名师解析】句意：有人正在吸烟吗?someone做主语，谓语动词用单数形式,所以
5、填Is。来源:Zxxk.Com【教材习题】【参考答案】caba【教材习题】【参考答案】1. Wet 2. smoking3. eating;drinking 4. littering课时小练一、单项选择1.Yang Ling, the floor is wet. .A.Be carefulB.Be careful toC.Be careful for2.Tom and Helen are _ a shopping centre. A.toB.atC.on3.What does it mean?It you cant litter here.A.tellsB.meansC.mean4.Look!
6、 is looking for us. A.some oneB.someoneC.anyone5.What _ that sign _?It means you the floor is wet.A.do, meanB.does, meansC.does, mean二、用所给词的适当形式填空1.No _(park). 2.We _(can) eat or drink in the bookstore. 3.Jack, _ (is, are, be) careful in the library!来源:Zxxk.Com4. Do you want _ (some) milk?5. The sig
7、n means he cant _ (sit) here.6. Look at the sign. No _ (litter).7. _ (be) someone in the room?三、阅读理解并判断句子的正误。 I have a cousin. He is only four years old. Today I go to a library with him. He doesnt know the signs. I tell him about the signs. This sign means Be quiet. We should not shout in the libra
8、ry. That sign means No eating or drinking. We cant eat or drink here. My cousin knows a lot about the signs in the signs in the library after I tell him.1.My cousin is five years old.（_）2.We are in the supermarket. （_）来源:学科网3.My cousin knows a lot about the signs in the signs in the library after I tell him. （_）来源:Zxxk.Com4.We can eat and drink in the library. （_）5.We shouldnt shout in the library. （_）【参考答案】一、A B B B C二、1. parking 2. cant3. be4. some5. sit6. littering7. Is 三、1. F 2. F 3. T 4. F 5. T
