非洲是由很多不同的栖息地组成的广阔大陆。
2.Millions of years ago a volcano erupted and made a huge dome 620 miles wide.
几百万年前的火山喷发形成了绵延620英里的巨大圆形物体。
3.This carnivore lives in pairs or small groups.
这类食肉动物成双或者是小队伍的生活。
4.Their long and thin snouts are perfect for sniffing out rats.
他们长而薄的鼻子很适合嗅出老鼠在哪里。
5.At night, they sleep together on rocky cliffs to avoid predators.
晚上，它们睡在岩石陡崖上，以躲避天敌。
6.They graze together so they can alert each other of any dangers.
它们在一起吃草，这样就可以互相提醒危险来临。
7.Grass is the main plant of the savanna's ecosystem.
草类是热带草原生态系统的主要植物。
8.Africa is home to the largest desert on earth-the Sahara.
非洲是世界上最大的沙漠—撒哈拉沙漠的家园。
9.These camels can gulp down 30 gallons of water in just a few minutes.
这些骆驼几分钟之内就能吞下30加仑的水.
10.Cold-blooded reptiles squeeze between rocks for warmth.
这些冷血的爬行动物为取暖挤在岩石之间。
11.Thousands of poachers already died after startling a herd of Buffalos.
成千上万的偷借者被惊动的水牛群杀死了。
