唉，不是牛津版的啊

thank you!

thanks a lot 1# tangyingecnu

thanks you are so sweet

非常感谢楼主的分享

先下着，下学期可以作一参考，谢啦！

谢谢分享！学习。

实用，谢谢楼主的辛苦劳动。Thanks.

实用，谢谢楼主的辛苦劳动。Thanks.

Thank you very much!