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1、How much are these socks第三课时Section B（1a1e）当堂训练. 根据方框中所给的图片提示，在句中的横线上用英语写出对应物品的价格。1. His daughters hat is _. 2. The white T-shirt looks nice. Its _.3. This is Kates skirt. It is only _.4. Lindas black sweater is _. 5. That pair of shoes is _. . 用方框中所给单词的适当形式填空。want, eighteen, are, sock, it6. That gr
2、een bag is only _ dollars.7. How much are those shorts?_ are sixteen dollars.8. His red pencil box _ seven yuan.9. Her mother _ a sweater and two T-shirts. 10. Where are Toms _?They are on the sofa. 单项选择。( )11. Whats twenty-six and twelve?Its _.A. fourteen B. twenty-eight C. thirty-eight D. forty-si
3、x ( )12. _ is your sons purple T-shirt?Its 85 yuan.A. How much B. What C. How about D. What color( )13. How much _ the hat?_ nine dollars.A. is; Theyre B. are; Its C. are; Theyre D. is; Its( )14. Your skirt looks really nice, Ms. Smith._.A. No, it isnt B. Thank you C. Here it is D. Here you are ( )1
4、5. Good afternoon. Can I help you?_. I want a sweater for my daughter.A. No, you cant B. Yes, you canC. Yes, please D. Youre welcome. 按要求改写下列句子，每空一词。16. His sister needs a big bag. (改为一般疑问句) _ his sister _ a big bag?17. This sweater is ￥70. (改为复数句)These _ _ ￥70.18. I like those blue shorts. (对画线部分提问
5、) _ _ you like?19. The yellow schoolbag is 55 yuan.(对画线部分提问)_ _ is the yellow schoolbag?20. Those are her black shoes. (改为同义句)Those black shoes _ _.名校讲坛基数词的用法一、基数词的定义表示数量的数词叫做基数词。例如：one, two, three, ten, thirteen, twenty, thirty-seven等。二、基数词的基本表达法1. 112的基数词在拼写时没有什么规律可循，需逐个记忆。2. 1319表示“十几”的词，往往是在个位数后
6、加-teen，但要对thirteen, fifteen和eighteen做特殊记忆。3. 2090“整十”的基数词，要在末尾加-ty，但有些词应注意其拼写。2090的“整十”的基数词为：20twenty30thirty40forty50fifty60sixty70seventy80eighty90ninety4. 2129直到9199表示“几十几”的词，中间用连字符把十位数和个位数连接起来。例如：25twenty-five31thirty-one46forty-six58fifty-eight67sixty-seven72seventy-two89eighty-nine5. 基数词只能修饰可数
7、名词。例如：one chair 一把椅子seventeen girls 十七个女孩6. 百位或百位以上的数，通常在百位和十位或百位和个位之间用and连接，十位和个位之间用连字符。例如：156one hundred and fifty-six506five hundred and six三、基数词作主语时谓语动词用单数形式。第三课时Section B（1a1e）. 1. thirty yuan 2. twenty yuan 3. fifteen dollars 4. thirty-five yuan 5. forty dollars. 6. eighteen 7. They 8. is 9. wants 10. socks. 1115 CADBC. 16. Does, need 17. sweaters are 18. What do 19. How much 20. are hers
