如果5a=7b,那么5:a=7:b.______.(判断对错)
因为5a=7b,
所以a:b=7:5(答案不唯一);
但5:a=7:b是错误的.
故答案为:×
Thank you for _____ to see me, Lily.[ ]
A. come
B. came
C. to come
D. coming
原发性醛固酮增多症的特点不包括()
A.低比重尿
B.尿钾减少
C.尿钾增多
D.碱性尿
E.高血压