Wow! You look different!You wearglasses.— Yes, I did. But now I am wearing contactlenses(隐形眼镜).

在英语中单个字母代表一个单词的是;____________

Li Na won the first prize again and we are of her．

Peter was so excited ____ he received aninvitation from his friend to visit Chongqing[ ]

In my old school in yours．