伤寒病人最严重的并发症是
A．肠出血
B．肠穿孔
C．中毒性心肌炎
D．伤寒肝炎
E．肺炎
参考答案：B
解析：因易误诊、易并发感染甚至休克。
— Who has broken the window in my room?
— Who else ________ it but your naughty boy? [ ]
A. could do
B. could have done
C. might do
D. must have done
纳税人进行虚假纳税申报，从而少缴应纳税款的行为属于( )。
A．偷税 B．漏税 C．欠税 D．骗税
