单词拼写。 1. At last he __________(辞职) from his post and went back to Changsha. 2. The experiment he  ____________(进行；实施) turned out to be a success. 3. John's ___________(雄心) is to swim across all the big rivers in the world. 4. The foreign visitors were  _____________(陪同) to the airport. 5. He expressed his ________________(同情) when I failed in the exam. 6. The exhibition is held _______________(每年). 7. National ____________(界限) are becoming meaningless in the world. 8. The government suggested ______________(放弃) the research for lack of money. 9. We are trying to make politics more  _____________(相关) to younger people. 10. They expected him to  ______________(参加) in ceremony.