我国的四大高原中,面积居第二,且又是地势最平坦的高原是()
A.青藏高原
B.黄土高原
C.内蒙古高原
D.云贵高原
参考答案:C
.It would ______us a ____ time, but fortunately, we didn’t.
A.take; along
B.take; longer
C.have taken; longer
D.have taken; long
某局关于走私贩私的指示。