问题
选择题
He once observed that "All happy families ____ one another, but each unhappy family is unhappy in
its own way". [ ]
A. like
B. appear
C. resemble
D. represent
答案
答案：C
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He once observed that "All happy families ____ one another, but each unhappy family is unhappy in
its own way". [ ]
A. like
B. appear
C. resemble
D. represent
答案：C
牙冠切1／3折断，已行根管充填，要求做PFM冠修复