摘要：A Saleswoman: Can I help you? Jim: Oh, yes. How much is this T-shirt? Saleswoman: It's only $29.50. Jim: Really? Is it on sale? Saleswoman: Yes. It's usually $45.00. But only at the weekends, everything is at a very good price. Jim: OK. I'll take two T-shirts for my twin sons. Saleswoman: What colour do they like? Jim: Blue. Saleswoman: Oh, I'm so sorry. We haven't any blue ones left. How about the green ones? Jim: All right. Here's the money. Saleswoman: Thanks. Here's your change . 根据对话及图片内容.选择正确答案. 51. Two sweaters are on Monday. A. $28.00 B. $45.00 C. $90.00 D. $56.00 52. The meaning of the phrase “on sale is . A. 减价销售 B. 正常营业 C. 非卖品 D. 高价回收 53. They are talking . A. in a shop B. at home C. in a school D. in a hospital 54. At last Jim buys two for his sons. A. blue sweaters B. green T-shirts C. white jeans D. yellow skirts 55. If Mary buys three on Saturday here, they will cost her $60.00. A. sweaters B. T-shirts C. skirts D. jeans

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