用所给单词的适当形式填空  

1. Let's _________ (sing) this song together.  

2. Sam doesn’t want _________ (clone).  

3. Scientists can even _________(combine) a plant and an animal.  

4. Try_____________(make) a funny story   

5. I think it would be fun _________(clone)myself.

烧结厂采用（）型结晶器。