可诱发急性扁桃体炎的因素有()
A.烟酒过度
B.过度劳累
C.受凉
D.潮湿
E.有害气体刺激
参考答案：A, B, C, D, E
— He's seldom late for school, _____?
— No. He is used to going to school early. [ ]
A. isn't he
B. has he
C. hasn't he
D. is he
下列各项，不属于资本公积核算的内容是（）。
A．债权人豁免的债务
B．接受现金捐赠
C．企业发展基金
D．外币资本折算差额
