车轮上,轮与轴配合的部分称()。
A.轮缘
B.辐板
C.轮辋
D.轮毂
参考答案:D
肝性脑病病人,其最早出现的症状为()。
A.意识模糊
B.行为异常欣快
C.扑翼样震颤
D.简单计数错误
E.肝臭
The number of teachers in our school _____ greatly increased last term. A number of teachers in this
school _____ from the countryside.[ ]
A. was; is
B. was; are
C. were; are
D. were; is