写出3个小于-1000并且大于-1003的数______.
在-1000与-1003之间的数有无数个,故答案不唯一,如-1002,-1001,-1002.5等等.
Positive attitudes can not only _______ one's confidence but also improve the quality of life. [ ]
A. speed up
B. build up
C. take up
D. sweep up
铸铁设备点检定修制是()设备管理模式。