黄河干流流经的地形区为
①青藏高原②华北平原③黄土高原④内蒙古高原[ ]
A．①②③④
B．①④③②
C．①④②③
D．②③④①
答案：B
_____ Shanghai you see today is quite _____ different city from what it used to be.
A. The, 不填 B. 不填, the C. The, a D. A. a
