1.It has been three years since I moved.
2.There are some vinegar in the bottle.
3.My aunt used to live in London.
4.She is not so clever as her brother.
5.He does not swim so often as he used to.
用所给词的适当形式组成句子 新概念2
1.It has been three years since I moved.
2.There are some vinegar in the bottle.
3.My aunt used to live in London.
4.She is not so clever as her brother.
5.He does not swim so often as he used to.