从四个选项中找出划线部分与所给单词的划线部分读音相同的选项。
1. example A. exact B. excellent C. expression D. exercise
2. fasten A. handsome B. vacation C. disaster D. national
3. author A. worthy B. breathe C. length D. smooth
4. break A. steal B. great C. deaf D. breakfast
5. season A. satisfied B. absence C. case D. excuse