用所给单词的适当形式填空。
Zhangbi Chen(张碧晨) won the            (one) prize in the show “The Voice of China”.
The old man comes from            （German）. 
She is good at speaking English and she won many         （competition）for English speaking.
He was ill because of              (watch) TV all day and all night.
Tony            （invite）Mary to come to his birthday party, but she didn’t come.
When I am at home, I like watching my goldfish              (swim) around in the fish tank.
When he met his teacher in the street, he stopped              (say) hello to him.