问题
选择题
| 关于物理知识的应用，下列说法错误的是（ ） A．电视遥控器使用的红外线是不可见光 B．医院杀菌用的紫外线是可见光 C．用激光测仪测量距离时利用了光的反射 D．月食是由于光的直线传播造成的 |
答案
答案：B
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| 关于物理知识的应用，下列说法错误的是（ ） A．电视遥控器使用的红外线是不可见光 B．医院杀菌用的紫外线是可见光 C．用激光测仪测量距离时利用了光的反射 D．月食是由于光的直线传播造成的 |
答案：B
| 阅读下面材料，完成相关任务，每空一词。 | ||||
★Harrods is one of the busiest shops in London. Nearly 35,000 people come to the shop every day and more than 4,000 people work here. Harrods is a big shop. It can be difficult to find what you are looking for. Yesterday an Italian girl, Alice, went to Harrods and bought a watch and some chocolate. She found the things with the help of the store guide.
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| 1. What do people think of Harrods? It's very _______ and _______. 2.  is one of the signs Alice saw in Harrods, it means people mustn't _______ _______. 3. Alice went to the _______ floor to buy the watch and the chocolate. 4. The receipt shows how much Alice paid for the things she bought. The total price was ￡_______. Which note did she pay with? _______ (A or B) A.  B.  5. Suppose Alice was on LG in Harrods, write down two things she might buy. _______ _______ |
