问题
选择题
—Do the two girls have big noses?
—___[ ]
A. Yes, they do
B. No, they aren't.
C. No,they have big ones.
答案
答案：A
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—Do the two girls have big noses?
—___[ ]
A. Yes, they do
B. No, they aren't.
C. No,they have big ones.
答案：A
拔除后3个月，要求烤瓷固定桥修复。经检查
牙根均较长，均为活髓，可以作为固定桥基牙