1·There are crocodiles in this river.
这条河里有鳄鱼。
2·All crocodiles look the same to me.
我觉得所有的鳄鱼看起来都一样。
3·We don't like crocodiles.
我们不喜欢鳄鱼。
4·He was chased by crocodiles.
他被鳄鱼追赶过。
5·Do monkeys like crocodiles?
猴子喜欢鳄鱼吗?