349÷6≈360÷6=60.
故选:B.
下列各项,与血液和神志关系最密切的是()
A.心与肾
B.心与脾
C.心与肺
D.心与肝
E.肝与肾
We'll go for a walk if it _____ tomorrow.[ ]
A. will not rain
B. isn't raining
C. doesn't rain
D. isn't rain