发动机启动后应查看燃料系、润滑系、冷却系、变速器、驱动桥、液压系统、气压系统、电器连接等有无渗漏和破损。
参考答案：对
诊断性刮宫的禁忌症是（）。
A.子宫异常出血
B. * * 排液
C.子宫性闭经
D.女性不孕症
E.急性宫颈炎
The small town is so good a place _____ many people come to visit ____ it has become well known
all over the world. [ ]
A. that; as
B. as; as
C. that; that
D. as; that
