问题详情

CROCODILES
We can find crocodiles in tropical parts of the world, for example Africa, South America and Northern Australia.
They spend most of the time 【C1】______ slow-moving water but they 【C2】______ move fast through the water and on land. You often see crocodiles together in large groups. They 【C3】______ everything they catch, 【C4】______ fish, birds and small animals. And sometimes they make a meal of large animals or even people.
There are 【C5】______ than ten types of crocodile. They all have very sharp teeth. They often lose 【C6】______ teeth, but soon get new ones.
Crocodiles are usually about 3.5 metres long, but some are much 【C7】______ Crocodiles live 【C8】______ a long time. The oldest one kept in a zoo was 66 years old.
【C1】______
A．in
B．on
C．at