运输巷道管路吊挂不低于（）
A.1.6m
B.1.8m
C.2m
参考答案：B
As far as I know, this man ____ risk anything than lose the ring for his wife.
A．would rather
B．had better
C．preferred
D．would like to
N1受体存在于
A．子宫
B．骨骼肌
C．汗腺
D．肾上腺髓质
E．膀胱
