we heard her sing at the part last sunday

we heard her sing at the part last sunday we heard her sing at the party last sunday变为被动语态 I heard the girl ___(sing) in her room at this time last night. we often heard her sing in the next room 为什么动词不是ing形式的? we heard her sing in the next room.变成被动语态 改为被动语态,We ofen heard Mary sing in her bedroom. we often hear her sing the song同义句转换 _____ is often heard _____ sing the song. we heard the girl _(sing)at this time yesterday ,中间填?为什么? Jane is good at singing ,and she ---------to sing in her room very often 应该填什么 原因：is heard B.hears C.was heard D.heard 改为被动语态My mother looks after my little brother和We heard her sing the next room Mary ___ some songs in her room in the morning.A.heard sing B.heard to sing C.was heard sing D.is heard to sing为什么? Jane is good at singing,and she___to sing in her room very often.A.is heard B.was heard C.hears 将下列句子改为被动语态:1.we asked him to sing an english song2.she gave me a phrasebook3.young people should speak to old men politely4.her father makes the girl stay at home 5.we heard them sing peking opera in the theatre...↖(^ω^)↗ the girl was heard to sing a song in her room by us.改同义句 we -- the girl --a song in her room . i heard her singing.i heard her sing.有什么不同啊? 初中英语的改被动语态we heard her sing a foreign song last night改被动语态能不能改成a foreign song we heard was sung by her last night? 改写被动语态被动语态1 He often helps Tom when Tom is in trouple.2 People speak English in many countries.3 We saw a bus running towords us at that time.4 We heard her sing at the party last Sunday.5 You must take good care of the children.6 Mary ____ many songs at a party.A.heard sing B.heard to singC.was heard sing D.was heard to sing