题目内容
根据句意及首字母提示，补全单词。
1. Elephants are the most e animals in the world, I think.
2. It's important to r paper to save the trees.
3. The a____ animals should be put in cages.
4. Most people are a____ putting animals in the zoo.
5. That big zoo is s____ for animals to live in．
2. It's important to r paper to save the trees.
3. The a____ animals should be put in cages.
4. Most people are a____ putting animals in the zoo.
5. That big zoo is s____ for animals to live in．
1. endangered 2. recycle 3. aggressive 4. against 5. safe
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