伤后出现面色苍白，头晕目眩，失眠多梦，心悸气短，舌淡苔白，脉虚细无力为（）
A.气虚
B.血虚
C.气脱
D.血脱
E.气闭
参考答案：B
△ABC∽△A'B'C'，相似比为1：3，已知S△A'B'C'的面积为18cm2，则S△ABC= _____ cm2．
72. The road has long been out of order and last month it was______for repairs.
A．shut
B．stopped
C．closed
D．Opened
