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【单选题】
以太网帧的最短长度是A.
64
B.
48
C.
32
D.
128
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举一反三
【单选题】Whyshould the man think more about taking the job according to the woman?
A.
Because the vice-president might have a heart attack.
B.
Because the job killed the last vice-president.
C.
Because the man has already had one heart attack.
D.
Because the woman does not want him to take it.
【判断题】According to the last paragraph of the text, women think men are not qualified to judge whether a woman looks good or not because men do not even care about their own appearance.
A.
正确
B.
错误
【单选题】Up to now, I haven't got any idea ____ we should go on with the project. [ ]
A.
that
B.
whether
C.
what
D.
which
【单选题】以下关于膝关节置换术后的康复训练哪项是正确的
A.
术后应用石膏托固定术侧膝关节于屈曲位
B.
术后可用温热疗法缓解术部疼痛
C.
关节活动度和肌力训练后可以给以冷敷，有助于止痛和消肿
D.
膝关节置换术仅影响浅感觉，本体感觉不受影响
E.
上下楼梯训练时应该患腿先上，健腿后上
【单选题】下面对橡皮擦工具的使用方法描述不正确的是( )。
A.
在背景层中使用“橡皮擦工具”后，背景层转换为普通图层。
B.
“魔术橡皮擦工具”是用鼠标单击的方式来擦除图像中颜色与鼠标光标落点处在容差范围内的像素。
C.
“背景橡皮擦工具”与“魔术橡皮擦工具”选项栏中的“容差”选项，都是用来控制擦除颜色的范围。
D.
“魔术橡皮擦工具”和“魔棒工具”的使用方法基本相同。
【简答题】齿轮1输入,齿轮5输出。各齿数为Z1=20,z2=20,z3=60,z3’=15,z4=30,z4’=15,z5=40,传动比i15等于 。若齿轮1转向如图所示,齿轮5转向 (向上/向下)
【简答题】听下面一段材料，回答第1-3题。 1. How did the woman think of the wine there? A. Good and cheap. B. Good but expensive. C. Cheap but not very good. 2. Where did the speakers travel probably? A. France. B. The US. C....
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