问题详情：
词汇运用。根据句意及首字母提示填写单词。
1. I don't know how to e________ my thanks to you for your help.
2. It's very cold outside. Please put on your c________ when you go out.
3. Some students are having physics class in the l________.
4. In ancient China，people can tell the time from the p________ of the sun.
5. People in the city held a great party to celebrate their v________.
【回答】
ess ratory tion ory
知识点：单词拼写
题型：完成句子
国文精选馆
