I don't think that this question is subordinate ______ the main aim of our company.
A. with
B. to
C. for
D. on
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牙本质—牙髓复合体的关键部分是
A. 牙本质小管
B. 牙髓组织细胞
C. 造牙本质细胞突
D. 牙本质小管及其中的造牙本质细胞突
E. 造牙本质细胞层
牙周病的局部促进因素,除外
A. 牙石
B. 牙列拥挤
C. 创伤性力
D. 糖尿病
E. 不良修复体
The younger generation's attraction to stereos cannot be explained only ______ familiarity with technology.
A. in quest of
B. by means of
C. in terms of
D. by virtue of
Witnesses who ______ in a courtroom must swear to tell the troth when they speak for or against the person being tried.
A. modify
B. testify
C. satisfy
D. qualify