收取公用事业费事宜采取( )结算方式。
A．委托付款
B．托收承付
C．商业汇票
D．委托收款
参考答案：D
副银屑病的分型不包括（）。
A.点滴型
B.斑块型
C.苔癣样型
D.痘疮样型
E.红皮病型
_________he was late for school this morning . His mother was seriously ill.[ ]
A .No doubt
B. No wonder
C. No trouble
D. No problem
