畦田规格与哪些因素有关？
参考答案：
人畦流量，田面坡度，土地平整情况，土壤透水性能，农业机具标准宽度和工作效率。
— I'm still working on my project.
— Oh, you'll miss the deadline. Time is _____. [ ]
A. running out
B. going out
C. giving out
D. losing out
征信中心是应收账款质押的（）机构。
A.申办
B.登记
C.存放
D.建立
