___six years since i___to study English.

It ___six years since his grandfather died.为什么? ___five years since i began to study english . It has been six years since I began to study English. 怎么翻译? 1. It `s five years since I _________(study)English. 2.He al I have started to study English since two years ago 怎么改 问一英语选择题：i wish i___to study mathematics three years ago.选项：A I began to study English in 1985.用since改写 ( )she ( ) (study) english since she was ten,yes,she has 1How long----you----(study) english since you came here? Mr green has ()us English since two years ago it ( is )six years since he ( began )to learn english 1.They have studied English since 8 years.2.The