汇兑三级柜员尾箱结存现金和单笔收汇限额分别为:()
A、50万元、20万元
B、50万元、5万元
C、20万元、5万元
D、50万元、1万元
参考答案:D
—Tom must be at home because the light in his house is on.
—He ____ be at home, because I saw him playing basketball on the playground.
A. can B. mustn’t C. can’t
流蜜阶段蜂群管理要点。