When was the play going to begin?可以改.When was the play going to begin.这句可以改成 When did the play going to begin吗``一直搞不懂疑问句...还有,Of courese you can,为什么不能用 could和might)

Anna could play the piano when she was six When she was three,she could play the dennis could play the piano when he was five转换同义句：dennis----- ----- ----- play the piano when he was five when did play 为什么是被动语态when was the play founded was能不能改为did founded是什么 When the TV play was over ,he _______ his home.A.returned B.returned to C.go back D.returned back if you hurt yourself when you play in the garden,you can go to the hospital. did the boy play football when school was over?(保持句意) did the boy play football____ _____? the boy learned to play the piano when he was 5改为同义句 When I ______, the play started. A. was seated B. seated C. was seating D. was being seated when all the homework____you may go out to play为什么要用is finished 英语翻译Yours was the per­fect love I swear it was Until i had your love,my world was cold I did what most men do,and i messed it up But when i got you back,my world was whole The play­er thing i let it go Thought our life was set in ston There was the time when I hated to go to school 句中为什么用when I saw her play the violin when i was eight上句中的play为什么不用played? He began to play the piano when he was seven.(同义句)He( )( )the piano ( )he was seven. Could Mary play the guitar when she was 5 years old?----Yes,she_____. my sister could play the piano when she was five years old 改同义句 stared to play the violin when he was five years old 的同义句 如上描述 When he was five,he could play the piano.(意思相同)