【单选题】如果改用时钟周期为0.4μs的CPU芯片,则计算机的平均指令执行速度为( )MIPS
【简答题】take sb by ____ 出乎某人意料
【单选题】There is big supermarket in center of our city.
【简答题】take sb by ____ 出乎某人意料
【判断题】中国的和平崛起政策对周边国家的影响较大。( )
【判断题】当单筋矩形截面承载力不足,截面尺寸和材料均不能改变,此时可以采用双筋矩形截面
【单选题】The passage suggests that to better the lives of the lowest economic level of our society is more important.
【判断题】采用双筋矩形截面进行截面设计时,当受拉和受压钢筋均为未知时,取ξ= 可以节约钢筋。
【单选题】What is the main idea of the article?
A.
The future of our Sun billions of years from now.
B.
The difference between our Sun and a dead star.
C.
The mystery of black holes in the universe.
D.
The sparkling and dying stars in the sky.