中药饮片库房中除湿最简捷的方法是用
A．氯化钠
B．氯化镁
C．生石灰
D．熟石灰
E．硫酸钙
参考答案：C
解析：生石灰可吸收空气中多余的水分。
在C++中，给一变量取别名，可以通过 【10】 方式。
For many years, people （）electric cars. However, making them has been more difficult that predicted.
A. had dreamed of
B. have dreamed of
C. dreamed of
D. dream of
