单项选择题
Which one of the following is the benefit of a product?
A、It’s long and looks great.
B、It’s bright red.
C、It is made of steel.
D、It will make your life easier.
Which one of the following is the benefit of a product?
A、It’s long and looks great.
B、It’s bright red.
C、It is made of steel.
D、It will make your life easier.
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单项选择题
患者，10岁。右下后牙进食疼，冷热敏感。检查发现右下第一前磨牙远中龋。探腐质软，疼痛敏感，无叩痛，无松动。拟采取的治疗措施
患者，10岁。右下后牙进食疼，冷热敏感。检查发现右下第一前磨牙远中龋。探腐质软，疼痛敏感，无叩痛，无松动。拟采取的治疗措施
A．去大部分腐质，安抚治疗
B．局麻下开髓做牙髓治疗
C．局麻下开髓做活髓切断术
D．去净腐质，做间接盖髓术
E．去净腐质，做直接盖髓术
