我国票据法规定，票据的______行为适用行为地法律。( )
A．背书
B．承兑
C．支付保付
D．付款
参考答案：A,B,D
The old man said the accident happened ________ careless driving,so a large sum of money ________
be paid by the driver.[ ]
A. was due to; was due to
B. due to; was due to
C. is due to; has due to
D. is due to; was due to
中央型肺水肿典型X线征象是（）
A.双肺大小不一的弥漫性片状模糊影
B.双肺下野可见柯氏A和B线
C.肺门阴影轻度大而模糊
D.以肺门为中心的蝶翼状阴影
E.局部的肺叶实变阴影
