Bob knows how to cut the cost of the project. I'm sure he can do the work with _____ money and ______ people.
A:less; less
B:fewer; more
C:more; fewer
D:less; fewer
500毫米____5分米
37+73=____ 101-46=____ 99×37=____
169÷13=____ 4.6+5.4=____ 4.5×80=____
2.02-0.9=____ 1.05÷0.7=____
源于我国西藏流入阿拉伯海的河流是 ( )