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【单选题】
补体旁路激活途径中不包括( )
A.
C3裂解为C3a和C3b
B.
C4裂解为CAa和C4b
C.
C5裂解为C5a和C5b
D.
膜攻击复合物的形成
E.
过敏毒素的产生
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举一反三
【单选题】She is so stubborn that she never listens to the advice______. A. that I gave it to her B.I gave it to her C. which I gave to her D. what I give to her
A.
1
B.
2
C.
3
D.
4
【单选题】What do her parents want her to do?
A.
To start working at once.
B.
To wait until a proper job.
C.
To study economics at a university.
【单选题】What does Diana want Peter to do ?
A.
Help her with her study
B.
Take a book to her friend
C.
Teach a geography lesson.
【判断题】活塞环的“三隙”是指端隙、背隙、侧隙。
A.
正确
B.
错误
【单选题】According to the speaker, what contributed to her admission to Ohio State University?
A.
The timely advice from her friends and relatives.
B.
The two-year professional training she received.
C.
Her determination to fulfill her dream.
D.
Her parents' consistent moral support.
【单选题】辅助指令M03功能是主轴()指令。
A.
反转
B.
启动
C.
正传
D.
停止
【单选题】辅助功能M03代码表示()。
A.
程序停止;
B.
冷却液开;
C.
主轴停止;
D.
主轴顺时针转动
【单选题】当轿厢内的载重量达到额定载重量的80-90%时,( )应动作。
A.
限位开关
B.
超载开关
C.
满载开关
D.
减速开关
【单选题】“促织声尖尖似针。” 运用了通感修辞手法。
A.
B.
【单选题】辅助功能M05代码表示(    )。
A.
程序停止    
B.
主轴停止    
C.
换刀    
D.
切削液开
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