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【单选题】
造成婴幼儿易患呼吸道感染的原因是A.
血清中IgA缺乏
B.
分泌型IgA(SIgA)缺乏
C.
血清中IgG缺乏
D.
血清中IgM缺乏
E.
细胞免疫功能低下
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皮皮学刷刷变学霸
举一反三
【单选题】He is not very tall, and he is not very short.He is .
A.
heavy
B.
of medium build
C.
of medium height
D.
small
【简答题】完形填空。 Jack Bush is a 1 He is not young, but he is not 2 He is 35. He has a son. 3 name is Tom. Tom likes sports(运动). He often play 4 football with his father. Mr. Bush teaches(教) English. 5 his class ...
【单选题】检查离合器膜片弹簧小端分离指均应处于( ),翘曲变形引起的平面度误差大于 0.5mm 时,需用专 用工具以对弹簧进行校正。
A.
同一直线
B.
同一平面
C.
同一角度
D.
同一方向
【单选题】下列关于构造柱的说法正确的是?
A.
先浇构造柱，后砌墙
B.
构造柱承受了砌体结构的大部分竖向荷载
C.
构造柱为增强砌体结构整体性和抗震性而设
D.
构造柱与墙体连接处应平滑
【简答题】A．That he is not a student this semester. B．That he is not a serious student. C．That he is not very concerned about the woman. D．That he is willing to compromise.
【多选题】下列关于构造柱,说法正确的是( )。
A.
构造柱的最小截面尺寸是240×180mm
B.
构造柱的作用是增强建筑物的整体刚度和稳定性。
C.
构造柱处的墙体宜砌成马牙槎。
D.
构造柱可以不与圈梁连接。
【简答题】完形填空。 Zhang Jun is a Chinese 1 . He is not young, but he is not 2 . He is thirty-nine. He has a daughter. 3 name is Zhang Li. She is 4 . 5 is a Chinese girl. And she is a student. She 6 very lovely (可...
【多选题】下列关于构造柱，说法正确的是 ( )。
A.
构造柱处的墙体宜砌成马牙搓
B.
构造柱的作用是增强建筑物的整体刚度和稳定
C.
构造柱的最小截面尺寸是240mm×180mm
D.
构造柱可以不与圈梁连接
E.
构造柱须与圈梁连接
【简答题】A．That he is not a student this semester. B．That he is not a serious student. C．That he is not very concerned about the woman. D．That he is willing to compromise.
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