问题
选择题
"What's the matter?" "I have _____." [ ]
A. toothache
B. a toothache
C. teethache
D. a teethache
答案
答案：B
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"What's the matter?" "I have _____." [ ]
A. toothache
B. a toothache
C. teethache
D. a teethache
答案：B