计算下面各题.
(1)525÷7÷5
(2)128×5÷8.
=525÷5÷7
=105÷7
=15;
(2)128×5÷8
=128÷8×5
=16×5
=80.
颈静脉加压试验(压颈试验)阳性见于()
A.坐骨神经痛
B.颈椎小关节退行性变
C.根性颈椎病
D.颈椎间盘突出症
E.椎动脉型颈椎病
You need to take notes at the meeting so make sure _________ a pen and some paper with you.
A.bring
B.bringing
C.to bring
D.not bring