I am going to be a teacher when I ----middle school.A will finish B finishes C finished D finish 额、、可不可以说明为什么选这个答案呀

I am going to be a singer i am going to be I am going to be a singer的问句 I,am,to,going,teacher,be,a连词成句 I am going to be a worker.(改为同义句) going am to solider be I a连词成句 I am going to be a fashion designer Because__________________________________________________ I am going to be a photographer译成汉语 i am wearing a t-shirt,and it is going to be cold.哪一处错了 I am going to be taller是什么意思 i am going to be teller i am going to be crazy I with my sister _ to the park.A.is going B.are going C.am going D.be going And I often listen to songs by many famous s ( ) So many friends t ( ) I am going to be a singer. I am going to be alone my whole life,aren't I.为什么结尾是aren't i 今晚去看电影为什么是 I'am going to the cinema tonight而不是I'am going to see a film tonight?be going to 的具体用法? I don't know who I am going to ___.A talk ...to B talk ...with What are you going to be,Sarah?I am going to be a TV reporter.（改为第三人称）