小儿肠套叠错误的是
A.常发生于2岁以内小儿
B.小儿常表现为阵发性哭闹
C.绝大多数与肠管本身病变有关
D.腹部有腊肠型、光滑、压痛肿块
E.多有果酱样大便
参考答案:C
Not only I but also Jane and Mary _____ tired of having one examination after another. [ ]
A. is
B. are
C. am
D. would be
巷道内达到“三无”是指()。
A、无积水
B、淤泥
C、杂物
D、设备