根据句意及首字母提示补全单词
1.He keeps doing sports very often，so he is more a____ than before.
选择
1.Not only you but also he _____ the secret.
A.konws B.is know C.konw D.isn't konw
2.We _____ to take part in labor in that factory ,
A.use B.used C.are used D.were used
用所给词的正确形式填空
1.Our hometown _____(change) a lot in the last few years.
句型转换
1.We can speak better than before.(改为同义句）
We ______ _______ _______ speak better than before.