1. (2020六上·罗湖期末) 根据句子意思，选择恰当的单词。

A. insect       B. factory        C. rubbish

1. （1） It's a small animal that usually has six legs.
3. （2） People don't want it and usually throw it into the bin.
5. （3） People use machines to make many kinds of things in it.