1. 阅读理解

Four Major Plateaus(四大高原) in China

QinghaiTibet Plateau is the largest plateau in China and the highest in the world, covering about 2.5 million square kilometers. Its elevation(高度) is between 4000 and 5000 meters.

The second largest plateau in China, Inner Mongolian Plateau, is between 1000 and 1400 meters above sea level in North China.

The Loess Plateau is on the west of Taihang Mountains and on the east of Qilian Mountains. It covers 400000 square kilometers and is between 1500 and 2000 meters above sea level.

Covering Guizhou Province and East Yunnan Province, YunnanGuizhou Plateau is between 1000 and 2000 meters above sea level. It is the smallest of the four. The famous Huangguoshu Waterfall is on the plateau.

1. （1） Which one is the highest plateau in the world?

   A . QinghaiTibet Plateau. B . The Loess Plateau. C . YunnanGuizhou Plateau. D . Inner Mongolian Plateau.
3. （2） Which one is the smallest of the four?

   A . QinghaiTibet Plateau. B . The Loess Plateau. C . YunnanGuizhou Plateau. D . Inner Mongolian Plateau.
5. （3） Where is The Loess Plateau?

   A . On the east of Taihang Mountains. B . On the south of Qilian Mountains. C . Between Taihang Mountains and Qilian Mountains. D . Between Taihang Mountains and Qinling Mountains.