【单选题】听力原文:Why does the woman like winter? (11)
A.
Because she enjoys skiing.
B.
Because she enjoys ice-skating.
C.
Because she enjoys playing with snow.
D.
Because she enjoys cold weather.
【单选题】我国最常见的细菌性食物中毒原因是( )。
【单选题】—Mary said Leo worked really hard. — _______.
A.
So does he and so does she
B.
So does he and so she does
C.
So he does and so she does
D.
So he does and so does she
【判断题】云计算的主要技术有虚拟化技术、数据挖掘技术、中间件技术。
【判断题】平面图是了解照明系统回路,从照明配电箱引出线路以及控制关系的图纸。
【单选题】某舞蹈演员因不慎骨折入院,经治疗病情稳定,但因住院不能参加演出,情绪低落,此时护士应考虑到其()
【单选题】In addition to keeping on taking ________ exercise, Alan is also going on ____ diet to lose weight.
【单选题】关于经典奔腾的U、V流水线,说法不正确的是()
B.
两条流水线同时工作时,流水线U可执行复杂指令,流水线V只能执行精简指令
D.
它们各有自己的算术逻辑单元,地址生成电路及Cache接口
【单选题】以下关于流水线的说法中不正确的是()
B.
与多周期处理器相比,流水线没有缩短每条指令的执行时间,但提高了系统吞吐率。
C.
与多周期处理器相比,流水线可以有效减少CPI(Cycles Per Instruction)。
D.
与多周期处理器相比,流水线可以缩短时钟周期时间(Cycle Time)。