属于甲类传染病的是()
A．霍乱
B．血吸虫病
C．病毒性肝炎
D．疟疾
E．艾滋病
参考答案：A
双币债券
—It nearly took me two hours to walk here.
—Have a drink then. You be thirsty.[ ]
A. can't
B. must
C. mustn't
D. can
