C Read and complete (根据首字母提示完成对话)
1 A: I have a t. I can't eat anything. What should I do?
B: You should take some m. You should b your teeth in the morning and before b.
2 A: What's wrong with you?
B: I feel c.
A: You have a f. You s go to see the d.

1 toothache, medicine, brush, bedtime
2 cold, fever, should, doctor

【解析】
1. 根据“I can't eat anything”可知A牙疼，故填toothache；B建议吃药，填medicine；固定搭配brush one's teeth表示“刷牙”，填brush；before bedtime表示“睡前”，填bedtime。
2. feel cold是固定表达，意为“感觉冷”；have a fever表示“发烧”；should用于给出建议，意为“应该”；see the doctor是固定短语，意为“看医生”，故分别填cold, fever, should, doctor。
【答案】
1. toothache, medicine, brush, bedtime
2. cold, fever, should, doctor
【知识点】
疾病相关词汇、日常健康用语、固定短语搭配
【点评】
本题考查学生对疾病类词汇、日常健康建议用语及固定短语的掌握，结合语境与首字母提示完成填空，侧重实用英语在日常场景中的运用。
【难度系数】
0.8