第一节:语音知识(共五小题;每小题1分,满分5分)
1. also A. album B. already C. all D. challenge
2. brought A. thought B. through C. though D. cough
3. illegal A. belief B. recent C. separate D. September
4. machine A. sandwich B. character C. Chicago D. challenge
5. weigh A. height B. foreign C. receive D. neighbor