根据提示写出单词的正确形式。 【小题1】Mike_______________(learn) Chinese three years ago. 【小题2】This man is an English teacher. He ______________(teach) us English last year. 【小题3】— What did you write? — I______________ (write) a story about dogs. 【小题4】My grandma was a dancer. She______________(dance) in lots of Chinese cities. 【小题5】Amy didn’t ______________(make) a cake yesterday.