田螺在加工时水中添加的盐、油,是为了便于排出()。
A.泥沙
B.黏液
C.排泄物
D.异味
E.残留农药
参考答案:A, C
全口义齿的平面应平分颌间距离主要是为?()
A.增加基托的吸附力
B.防止人工牙折断
C.防止颌位前伸
D.增加义齿的平稳和固位
E.获得正确的垂直距离
Finally, the two girls got to the top of the mountain, ________. [ ]
A. hungrily and tired
B. hungrily and tiredly
C. hungry and tired
D. hungry and tiredly