I have bought the same dress _____ she is wearing. [ ]
A. as
B. that
C. which
D. what
答案:A
关于活血化瘀药的药理作用,哪项是错误的()。
A.降低全血黏度
B.减慢血细胞电泳
C.降低血脂
D.减慢血沉
一般道路行车中,遇同向行驶车辆时,应合理控制速度,保持安全距离跟车行驶,尽量()。
A、快速超车
B、不超车
C、避免超车