迷人的沙漠

Did you know？

The desert can be hot and cold. One is hot and dry all year round（一年到头）. It doesnt rain much. The cold desert is dry，too. It has long winters. Snow often covers（覆蓋） the sand dunes（沙丘）.

1. The__________is the largest hot desert.

A. Arabian desert（阿拉伯沙漠） B. Sahara desert

C. Chihuahua desert（奇瓦瓦沙漠）

2. The biggest cold desert is the__________.

A. Antarctic（南极洲） B. Gobi（戈壁沙漠）

C. Great Sandy（大沙沙漠）

3. The sand dunes can move as fast as a__________.

A. snail B. mouse C. whale

4. There are no__________in the desert.

A. fish B. snakes C. frogs

5. The biggest cactus（仙人掌） can grow up to about__________meters.

A. 6 B. 12 C. 20