刷牙方法不当可以造成()。
A.菌斑减少
B.口味清新
C.牙龈萎缩
D.牙列不齐
E.菌斑增加
参考答案:C
—So you missed the meeting.
—____. I got there five minutes before it finished.
A.Not at all
B.Not exactly
C.Not especially
D.Not really
与维持子宫前倾位直接有关的韧带是
A.圆韧带
B.阔韧带
C.子宫骶骨韧带
D.骨盆漏斗韧带
E.主韧带