题目

下列装置或操作能达到实验目的(必要的夹持装置及石棉网已省略)的是（    ）A．实验室制乙烯          B．实验室制乙炔并验证乙炔发生氧化反应C．实验室中分馏石油D．若A为醋酸，B为贝壳(粉状)，C为苯酚钠溶液，验证醋酸、苯酚、碳酸酸性的强弱（不考虑醋酸的挥发）  答案：D解析: What comes to your mind when you talk about donations? You probably think of a group of people with in hand asking people to donate money. But my school think of a way of raising funds－Fun Night.Fun Night is like a party. Students pay money to get in and have dinner at school. The they pay will go towards helping poor children .Two months ago， I took part in Fun Night. There were all kinds of in Fun Night. The most popular game was the “jousting ring”（夺环）. I “jousted” with several of my and tried to knock plenty of them off the ring. ，they developed different strategies（策略） to win， such as starting in a crouched position（蹲姿）to gather more strength when pushing.Sometimes they attacked me I was ready. It would usually be as cheating（作弊）， but we didn't care and playing. After all， it was just a game， not .The best of Fun Night was not the fun activities. The fact was that we raised a lot of money by having a time. A lot of students at my school wouldn’t money if they were simply asked to hand it over. But this kind of event not only made them to give， but also allowed them to have a great time playing games with friends. I realized that can be fun. We raised 2，000 yuan on that night.【1】A. boxes B. books C. schoolbags D. clothes【2】A. another B. different C. silly D. magic【3】A. seat B. attention C. stationery D. money【4】A. in danger B. in need C. in a hurry D. in love【5】A. rules B. subjects C. games D. lessons【6】A. neighbours B. cousins C. visitors D. friends【7】A. However B. Luckily C. Otherwise D. Hopefully【8】A. before B. unless C. after D. if【9】A. named B. treated C. called D. discovered【10】A. finished B. started C. continued D. stopped【11】A. a competition B. an opinion C. a research D. an experience【12】A. tiring B. hard C. long D. good【13】A. save B. make C. donate D. spend【14】A. afraid B. glad C. sorry D. angry【15】A. friendship B. knowledge C. charity D. club