万寿山前山景区东西轴线是一条世界上最长的彩绘长廊叫（）。
A.百步廊
B.千步廊
C.百米廊
D.千米廊
参考答案：B
It is estimated that nearly 100 million people live here, most of ______ in the west.
A．which
B．whom
C．that
D．them
蒸汽压力急剧降低，蒸汽带水的可能性也降低。
