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【单选题】
听力原文：M: Ashley, will you deliver this blueprint to Green Mama's by 3 o'clock or should I ask Rebecca? W: I' m sorry, Peter. I am scheduled to meet a client at 2 o'clock, and I don't know how long the meeting will last. Also, Rebecca won't be back until 4. M: We are understaffed today. Victor just started working here yesterday so he isn' t familiar with things around here. I' m hesitant to ask him. W: Why don't you ask him? I'll draw a map and explain to him how to get there. By when does the man want the blueprint to be delivered?A.
By 1:00
B.
By 2:00
C.
By 3:00
D.
By 4:00
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举一反三
【单选题】Which of the following cells originate locally and spend all their life in the connective tissue?
A.
Mast cells
B.
Plasma cells
C.
Macrophages
D.
Fibroblasts
E.
Leukocytes
【简答题】All cells produce proteins and nucleic acids which are
【单选题】以下关于计算机网络的讨论中，观点正确的是（）
A.
互联的计算机是指分布在不同地理位置的多台独立的自主计算机系统
B.
网络必须采用一个具有全局资源调度能力的服务器
C.
组建计算机网络的目的是实现局域网的互联
D.
联入网络的所有计算机都必须使用同样的操作系统
【单选题】下述下颌尖牙与上颌尖牙区别错误的是
A.
上颌尖牙牙冠长而窄
B.
下颌尖牙舌面较浅平
C.
下颌尖牙牙尖略偏远中
D.
下颌尖牙牙尖顶位于牙体长轴舌侧
E.
下颌尖牙牙根细长
【简答题】Whichever they may differ widely in function, all cells have a surrounding membrane and an internal, water-rich substance called cytoplasm.
【单选题】下述下颌尖牙与上颌尖牙的区别中错误的是
A.
下颌尖牙牙冠长而窄
B.
下颌尖牙舌面窝较浅平
C.
下颌尖牙牙尖略偏远中
D.
下颌尖牙牙尖顶位于牙体长轴舌侧
E.
下颌尖牙牙根细长
【单选题】All of the following are basic properties of cells except:
A.
Cells have nuclei and mitochondria
B.
Cells have a genetic program and the means to use it
C.
Cells are capable of producing more of themselves.
D.
Cells are able to respond to stimuli
【单选题】关于计算机网络的讨论中,以下观点正确的是
A.
联入网络的计算机都必须具有同样的操作系统
B.
互联的计算机是分布在不同地理位置的多台独立自治计算机系统
C.
组建计算机网络的目的是实现局域网互联
D.
网络必须采用一个具有全局资源调动能力的分布式操作系统
【单选题】There was once a town in this country______all life seemed to live in______with its surroundings.
A.
which coincidence
B.
at which uniform
C.
where harmony
D.
that alliance
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