治疗黄疸的药物是()
A.茵陈
B.金钱草
C.虎杖
D.地肤子
E.垂盆草
参考答案:A, B, C, E
Some cyclists make the ______ that traffic laws do not ______ them. It is not true, _____.
A.assumption; apply to; though
B.thought; apply to; however
C.assuming; apply for; though
D.idea; apply for; however
当圆轴扭转时,横截面上的剪应力的最大值在()。
A、边缘上
B、截面中心
C、截面1/2半径圆环上
D、截面1/3半径圆环上