英语翻译是"I have learnt a lot in the past three years."还是"I lear

英语翻译,求修改I have changed a lot in the past few years.I used to Nanjing__(change)a lot in the past three years. You___a lot in the past three years. 英语翻译My life has changed a lot in the last three years.I used My son bought a computer three years ago,and now I have lear 英语翻译I studied in.middle school in the past three years.这句话有没 in the past three years是用过去完成时还是现在完成时? 英语翻译my father is 37 years old now .i learnt a lot from him.w I learnt（）about insects in the insect museum.a lot of a lot in the past few years i have many difficulties w His life ___ ___(change) a lot in the past three years In the last five years,I have changed a lot. I used to be a