--Mark broke his leg when he was playing football. --（）was that
A. Since when
B. Since when ago
C. How long
D. How long ago
查看答案
壁胸膜和脏胸膜
A. 在胸膜顶处移行 B．在肺裂处移行
B. 在肺根处移行
C. 在肋膈隐窝处移行
D. 在肺底处移行
下列何证无“但头汗出”：
A. 茵陈蒿汤证
B. 栀子豉汤证
C. 柴胡桂枝干姜汤证
D. 大柴胡汤证
E. 大陷胸汤证
甲某于2003年多次盗窃在使用中的铁路专用电话线，致使数辆列车延误，造成严重后果，甲的行为构成（）。
A. 破坏交通设备罪
B. 破坏通讯设备罪
C. 盗窃罪
D. 以危险方法危害公共安全罪
As it turned out to be a problem of no importance, we（）so much time looking into it.
A. needn't spend
B. didn't have to spend
C. oughtn't to spend
D. needn't have spent
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