问题描述:
---You used to be short,you ---Yes ,I .
---You used to be short,didn't you?---Yes,I did.
---You used to be short,usedn't you?---Yes,I did.
---You used to be short,usedn't you?---Yes,I used to.
---You used to be short,usedn't you?---Yes,I used.
---You used to be short,didn't you?---Yes,I did.
---You used to be short,usedn't you?---Yes,I did.
---You used to be short,usedn't you?---Yes,I used to.
---You used to be short,usedn't you?---Yes,I used.
问题解答:
我来补答展开全文阅读