第5题: [单项选择]Why do people take a basket in supermarkets [A] Because they want to buy it. [B] Because they put things they want to buy into it and take them home. [C] Because it’s convenient to carry things they want to buy with a basket. 参考答案:C
第17题: [单项选择]The designer has applied for a ______ for his new invention. A. tariff B. discount C. version D. patent 参考答案:D 答案解析:patent意为“专利,专利权”,例如:The patent runs out in two years time.这项专利权两年后就失效。tariff意为“关税,税率”,例如:High tariff