肝脓肿X线平片检查所见哪一个是错误的()
A.膈升高
B.肝向下增大
C.右下肺盘状不张
D.结肠肝曲上移
E.右侧胸腔积液
参考答案:D
解析:肝脓肿时推移结肠肝曲,应下移而非上移。
The speed ______ Tom drives his car is too high.
A.in which
B.at which
C.at that
D.in what
通过财政分配活动来减少和抑制社会总需求,称为扩张性财政政策。 ( )