全国（）的省份均可生产香菇。
A、长江以北
B、长江以南
C、黄河以北
D、黄河以南
参考答案：B
下列叙述哪项是错误的
A．血液中水占78-82g/100ml
B．由于水比热大，有利于维持体温
C．血浆含水量与红细胞含水量相等
D．水参与维持渗透压和酸碱平衡
I was （） and all of my equipment （） working well.
A. in good healthy; was
B. in a good health; were
C. in good health; was
D. in good healthy; were
