运行中柴油机冷却水系统压力波动，不会是（）原因引起。
A.冷却水温度偏高
B.系统内有空气
C.冷却壁面结垢严重
D.A和C
参考答案：D
根据句意和汉语提示填写单词, 使句子完整通顺.
1. The children _____ (亲吻) their grandma good night.
2. She stood up and _____ (向······打招呼) me with a happy smile.
3. His attitude _____ (对于) me has changed.
4. The president _____ (摇动) hands with the old lady and smiled.
5. They _____ (鞠躬) politely before the king.
6. China which is our mother _____ (国土) is one of the largest countries in the world.
7. We _____ (到达) home late last night.
Smith骨折远端移位畸形是（）
A.向尺侧及背侧移位
B.向桡侧及背侧移位
C.向尺侧及掌侧移位
D.向桡侧及掌侧移位
E.只向掌侧移位
