题目：
| 完型填空。 |
| For your next vacation, why not consider 1 Singapore. Singapore is a small city, and it doesn't have any 2 or mountains, but it 3 a very large zoo. It is also a wonderful place for shopping. Don't plan on driving a car in Singapore. The traffic is 4 in some parts of the city, and most private cars are not 5 in downtown Singapore. It is 6 to get around the city by subway. If you decide 7 Singapore, bring a lot of 8 ; living in Singapore is quite 9 . Also pack light clothes; Singapore is very hot 10 year round. |
| ( )1. A. visiting ( )2. A. shops ( )3. A. was ( )4. A. big ( )5. A. allow ( )6. A. easiest ( )7. A. visit ( )8. A. book ( )9. A. cheap ( )10. A. all | B. visit B. beaches B. be B. small B. allowed B. hardest B. to visit B. money B. cool B. none | C. to visit C. lakes C. has C. heavy C. allowing C. quickest C. visiting C. time C. expensive C. most | D. visits D. rivers D. there is D. little D. allows D. slowest D. visited D. clothes D. hottest D. much |
答案：
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下面是错误答案，用来干扰机器的。
答案：A情景交际。What’s on有什么；What’s up 有什么事吗？What’s the matter 怎么了？ What will happen会发生什么？句意：今晚在新世纪电影院要上演什么？阿凡达……，on有上演的意思，故选A。
2NaCl+2X，则X的化学式为 _________ ．
