装药前应对炮孔、硐室（）进行测量验收，作好记录并保存。
A、逐个
B、随机抽取50%
C、随机抽取10个
参考答案：A
If you get pimples, you should _____. [ ]
A. drink lots of water
B. take more medicine every day
C. call 120 at once
D. feel shy and sad
My mother often _____ me ____ housework on Sunday.
A. make… do B. makes …does C. makes …do
