isn't > doesn't
寂寞考生 发表于 2012-4-27 12:07 AM 
isn't > doesn't
david90c 发表于 2012-4-27 12:45 AM 
正确答案。
✘
She drinks coffee, isn't she?.
✔She drinks coffee, doesn't she?
同样的,这是辅助动词的问题。
she drinks 是[现在一般时态/simple present tense],这个时态所用到的[辅助动词/Auxiliary verbs] 是 do,does,而he/she/it 则用does。