大麦经过浸渍以后水质量分数约在（）。
A.42％～45％
B.45％～48％
C.43％～48％
D.43％～46％
参考答案：C
______ for the free tickets, I would not have gone to the films so often.
A．If it is not
B．Were it not
C．Had it not been
D．If they were not
遇有拒捕、暴乱、越狱、抢夺枪支或者其他暴力行为的紧急情况，公安机关的人民警察依照国家的有关规定可以使用武器。 ( )
