I am an American but I can speak Chinese.

　　我從美國(guó)來的不過我會(huì)說中文。

　　I can speak Chinese and a little Endlish.

　　我會(huì)說漢語(yǔ)和一點(diǎn)英語(yǔ)。

　　I can speak Chinese and a little English.

　　我會(huì)講中文和一點(diǎn)兒英語(yǔ)。