1. 不定代词是代词的一种,相当于名词.
它一般不会去修饰别的词,倒是可以被形容词修饰.
如：something important
二、翻译句子
2. You should stay at home for two or three days to have a rest.
3. Tina felt very tired, because she had too much work to do.
4. I had my foot twisted yesterday, so I'd like to ask for two days' leave.
5. We should go to a dentist twice a year to keep our teeth healthy.