问题
选择题
------What’s the matter with you?
------I have a ___________.I have to see the dentist.
A．cold
B．sore throat
C．toothache
D．headache
答案
答案：C
题目分析：句意：--你怎么了？--我牙痛。我必须去看牙医。分析:cold感冒；sore throat咽喉痛；toothache牙痛; headache头痛。理解本题的下文：去看牙医，因此推断是牙痛。故选C