题目

下列说法错误的是（） A . 月饼包装中的脱氧剂主要成分是铁粉，为了防止月饼氧化而变质 B . 在节假日里燃放的烟花利用了一些金属的焰色反应 C . FeCl3、FeCl2均能通过两种物质直接化合制取 D . 金属钠着火时，可用泡沫灭火器扑灭 答案：DⅢ.阅读理解(每小题3分，共15分)          If you go to England,you must be very careful (小心的) in the streets because the traffic (车辆) drives on the left. Before you cross a street,you must look to the right first and then left. In the morning and in the evening when people go to or come from work,the streets are very busy. Traffic is the most dangerous (最危险的) then. When you go by bus in England,you have to be careful,too.Always remember that the traffic moves on the left. So you must be careful to have a look first,or you will go the wrong way.          In many English cities,there are big buses with two floors (层) . You can sit on the second floor. From there,you can see the city well. It's very interesting.() 26. In England,the traffic moves .   A. in the middle   B. on the left   C. on the right   D. in the park() 27. Before you go across a street,you must look to .   A. the right   B. the left   C. the right and then left   D. the left and then right() 28. The streets are very busy in the morning and in the evening because people .   A. go shopping   B. gcrto work   C. come from work    D. B and C() 29. It's to cross the street in the morning and evening.   A. safe   B. dangerous   C. easy   D. interesting() 3O. You can see the city well on the floor of the bus.   A. first   B. second   C. third   D. fourth