骨折的专有体征是
A．功能障碍
B．血运不良
C．局部肿胀
D．疼痛与压痛
E．畸形
参考答案：E
When someone gets old they often go to live in a home with other old people ________ there are nurses to look after them.
A．although
B．that
C．where
D．unless
质量标准化中对全重介洗煤原水消耗（m3/t）规定为（）m3。
A、3
B、6
C、9
D、12
