开口于上鼻道的是
A.上颌窦 B.下颌窦 C.额窦D.筛窦的前、中群 E.筛窦的后群
参考答案:E
Fill in the ______ first and then wait for the interview in the next room.
A.application
B.tablet
C.enquiry
D.recipe
银行承兑汇票正面必须记载的事项包括哪些?