某年产5万吨盐场,每产1t盐需要饱和卤约5m3,问需要饱和卤量为()。
A.25万m3
B.5万m3
C.15m3
D.35m3
参考答案:A
— Hey, you haven’t been acting like yourself. Everything OK?
—______ .
A.I’m fine, thanks
B.Sure, it is
C.That’s good
D.It’s OK
混合性牙瘤多见于()
A.前牙区
B.尖牙区
C.磨牙区
D.前磨牙和磨牙区
E.下颌升支