平菇栽培时,栽培培养基的pH值范围是()
参考答案:7~8
Brian ______ to skate, because he is always scared.[ ]
A. hates
B. wants
C. likes
D. goes
何处疖最易引起海绵窦静脉炎()
A.额部
B.下唇
C.颊部
D.上唇
E.耳后