1、Review the sentences that we have studied in Unit 1 and Unit 2.She can cook. Can you cook? Yes, I can. / No, I cant.Can you play basketball well?Yes, I can. / No, I cant.Can you play football well?Yes, I can. / No, I cant.She can play table tennis. Can you play table tennis?They can run really fast.
2、Can you run fast?No, I cant.He can play the piano. Can you play the piano?Sun Yang can swim well, but I cant. Can you swim well?I can play the piano.She can dance really well.We can teach you Chinese!Can you cook?Yes, I can. / No, I cant.情态动词 can的用法一、基本用法 1. 表示能力（如体力和脑力方面），意为“能；会 ”等。 例如：Can you spea
3、k English? 你会讲英语吗？Can you play the piano? 你会弹钢琴吗？2. 表示请求或允许，多用在口语中，意为 “可以；能 ”等。用于疑问句中用来提出要求，用于否定句表示不允许。e.g. Can I help you? 我能帮助你吗？You cant play basketball. 你不能玩篮球。Can you.？ “请你 好吗？ ”表示说话人的请求；Can I.？ “我可以 吗？ ”用来征求对方是否允许自己做某事。如在句末加上 please一词就显得更有礼貌了。e.g. Can you help me, please? 请你帮助我好吗？3. 表示可能。e.g.
4、He can be at home now. 他现在可能在家。The moon cant always be full. 月亮不可能常圆。4. 表示怀疑。在表达此意时，只能用于一般疑问句中，带有感情色彩。e.g. Can it be true? 那会是真的吗？ 二、句式变化如下： 1. 在变否定句时，直接在 can后加上 “not”,可缩写成 cant或 cannot。e.g. He can swim. He cant swim. Tony can see the pen on the desk. Tony can not see the pen on the desk. 2. 在变一般疑问句
5、时，直接移到主语前（原主语的首字母改成小写，第一人称应变为第二人称）即可。e.g. I can see an orange on the table. Can you see an orange on the table? 其回答可用 Yes, OK或 Certainly等作肯定回答；用 No或 Sorry等作否定回答。e.g. Can you look after my dog, please? 你能照看一下我的狗吗？ OK. 可以。用 Certainly回答。语气更为肯定。 Can I see your piano? 我能看看你的钢琴吗？ Certainly. 当然可以。 Translat
6、e the following sentences.1. 我不会弹钢琴，但我会唱歌。_2. 你会骑马吗？ 不，我不会。_3. 我不会游泳，但我会打篮球。_I cant play the piano, but I can sing. Can you ride a horse? No, I cant. I cant swim, but I can play basketball.4. Sally会放风筝，我也会。_5. Bill会说法语，但他不会说俄语。_ 6. 他们不会说西班牙语和阿拉伯语。_Sally can fly a kite, I can fly a kite, too. Bill can speak French, but he cant speak Russian. They cant speak Spanish or Arabic.1. Make a poster. Draw a picture for your club.2. Add the title of your club.3. Invite people to join.