在计算行车速度较高的公路上,平均实际行车速度()计算行车速度。
A.大于
B.等于
C.小于
参考答案:C
At our school, we have to wear ______ every day. [ ]
A. glasses
B. uniforms
C. hats
D. coats
肾弥漫性增大见于()
①多囊肾
②多发肾囊肿
③移植肾排异
A.①②
B.①②③
C.②③
D.①③