问题
选择题
______________ your father older than your uncle?[ ]
A. Is
B. Are
C. Am
D. Was
答案
答案：A
搜题请搜索小程序“爱下问搜题”
______________ your father older than your uncle?[ ]
A. Is
B. Are
C. Am
D. Was
答案：A
牙面有银汞合金充填物，脱落的全冠完整。