【单选题】设有一空间物体,占有空间直角坐标系的区域【图片】,在点(x,y,z)处的体密度为连续函数f(x,y,z),则【图片】表示_________。
【单选题】The government _____ itself into serious trouble if it doesn't solve the economic problem.
【单选题】设有一物体,占有空间闭区域 ,在点处 (x, y, z) 的密度为 ρ(x,y,z)=x+y+z,则该物体的质量为_____
【判断题】The economic problem has been solved in developed economies.
【简答题】My father works for a large, multinational (organization). ________
【单选题】My father's long service with the organization was ________ with a present.
【单选题】My organization removes things that _______ of progress.
【判断题】只要戴上口罩,就可以去人流密集的地方,也不会感染的。
【单选题】在C语言程序中,当do-while语句构成的循环中的条件为( )时,结束循环。
【简答题】在C语言程序中,当while语句构成的循环中的条件为______时,结束循环。A、0 B、1 C、true D、非0A.B.C.D. D