I__(learn) english for more than three years可不可以填have learni

We have learned English for more than three years.We have le He must have learn English for three years,___? I [ ] English for three years 1.learn 2.learned 3.have learn We started to learn English---.A for more than one years B m He must have learn English for three years,___?A.hasn't he B He must have learn English for three years,___? A.hasn't he We have know each other -- more than three years.A.for B.sin for more than three years（用啥提问） Zhang Guorong____(die) for more than three years We learned English for more than two years. I am an English teacher.(for more than 5 years) HE will have learn English for eight years by