介词的考点主要有：同一介词可表达多种意义，同一场合意义不同则介词不同；常见介词的用法；介词的固定搭配；复合介词及双重介词的使用
1. He kept his head _____ water when he began to learn swimming, but he raised his head now and then
A. over B. below C. above D. up
2. Another grand bridge will be built _____ the Pearl River in our city.
A. along B. up C. on D. across
3. I'll leave Beijing for Guangzhou ____ a week, while my brother will leave Guangzhou for Beijing ____ our National Day.
A. in, in B. after, in C. after, after D. in, after
4. The huge picture looks more beautiful _____ the blue sky.
A. against B. to C. over D. under
5. The climate here doesn't agree _____ her.
A. to B. on C. with D. at
6. 2. Standard time in Beijing is eight hours ____ Greenwich Mean Time(GMT格林威治标准时间).
A. after B. front C. ahead of D. forward
