how many years have crocodiles lived on our planet?

how many years have crocodiles lived on our planet? how many years翻译 造句 How many years ago How many years have you learned English?这句话怎么答? How many employees have held this position in the last three years? How many years have passed when Athens again holds the Olympic Games how many years will you have completed before traveling to your host country How many years have you worked here?____ten years ago.为什么不能用Before而要用since? 怎样区分how many和how many years How many years then you are most? How many years make a century? how many ()do you have? How many .does.have?造句 How many years are there in a c______?100 years. How many new years have you spent?快回答他的中文意思How many new years have you spent?的中文意思是什么?快,时间极少,只有一小时,快有奖 how many English words ___ in the psat three years?A.have you learned B.had you learned ,why? They have ( )(成为) friends for many years Many years have passed.什么意思?