I __ a student two years ago,but I __a teacher now.A.am,am B.am,was C.was,am D.was were 翻译语法说明

我成为一个学生两年多了.（become） i __ __ a student __ over two years.i ___a student two years __ I __ a student two years ago,but I __a teacher now.A.am,am B.am,was C.was,am D.was were 翻译语法说明 I was a student two years ago.划a stuent I would like a __ holiady.A.two days' B.two-day选哪个为什么 student I'm in Grade Two. I __ a pencil-box,a pen ,a ruler and two __ . I have a bike,___ years I primary was ago two a student school连词成句 I was a student two years ago.变复数句作业急需啊!跪求!%>_ 把I was a student two yeaas ago改为一般疑问句 I am a student.（用two years old ago该过去时）急! He is a Junior Two student是什么意思 I am a clock.I have no __,but I have three __--two long ones and short one.__里填什么 i have lived for two years 改成i__here__ __ __ I study in a school __ more than two thousand students 填介词 I,ve been a student there for nearly two and ()half years 括号里填a?为什 用缩写形式把陈述句变为否定句①I go to work by car.I __ __ to work by car② You like these moviesYou __ __ these movies③Lee has lunch at two o’clockLee __ __ lunch at two o’clock④ Mr crane works in a restaurantMr crane __ __ in I'm a student,t____. I am a student是什么意思