脑卒中最常见的死因是
A．脑出血
B．并发呼吸系统感染
C．并发肾功能不全
D．并发心功能不全
E．脑水肿，脑疝
参考答案：E
按检定规程要求进行偏载测试，对于多于4个支承点的秤，在每个支承点上施加的砝码约等于最大秤量的（）。
Hardly ______ when the bus suddenly pulled away.
A．they had got to the bus stop
B．they got to the bus stop
C．did they get to the bus stop
D．had they got to the bus stop
