改错the doorbell is ring

改错the doorbell is ring the doorbell is ringing The doorbell is ring 修改病句请说一下为什么 he is playing, ( )the doorbell 中间天什么介词A and B or C of D butthe doorbell is ringing The doorbell isringing是什么意思 连词成句 is is having ringing doorbell bath she but the a连词成句求正确答案! he is eating dinner or the doorbell is ringing什么意思 hear the doorbell ring or hear the doorbell ringswhy the doorbell ringer 什么意思? Someone is ringing the doorbell .Go and see .A.wSomeone is ringing the doorbell .Go and see .A.who is it B.who is he C.who is it D.who it is (1/3)1.Someone is ringing the doorbell.Go and see who it is (为什么不是who sent Russian animal the space first into(.) is the ringging doorbell(.)连词成句 See you（ ）. Who is the children.改错 The bag is my改错 (The oranges) (is) (falling).改错 While watching TV,----- A the doorbell ring B the doorbell rings C we heard the doorbell ring D we heard the doorbell rings 要 理由 ring the doorbell 啥意思呢 Someone is ringing the doorbell.Go and see____A.who is he B.who he is C.who is it D.who it is选什么?理由~