_____ he was riding to school,he was hit by a car this morning.A.Until B.Before C.AfterD.When答案是D.为什么

My brother _____ while he _____ his bike and hurt himselfA.fell was riding B.fell were riding C.was falling rode D.was falling riding 选哪个?为什么? _____ he was riding ro school,he was hit by a car this morning.A)Until B)Before C)After D)When _____ he was riding to school,he was hit by a car this morning.A.Until B.Before C.AfterD.When答案是D.为什么 He fell of the bike while riding还是while he was riding?是不是都对? He was riding to school(_)he was hit by a car this morning怎么填 He was riding to schol__ he was hit by a car this morning.填连词 My brother _________while he ________his bicycle and hurt himself.A.fell; was riding B.fell; were riding C.had fallen; rode D.had fallen; was riding He was riding on without even looking round to see whether the old woman was 1道英语补全对话求解A：Hi,Wang Li!Have you (1)_____ today's Beijing Evening Paper?B:Not (2)_____.What does it (3)_____?A:It says a pupil was (4)_____ by a car when he was riding to school.B:Oh,dear!Things(5)_____ this often happen in busy st My brother fell while he was riding his bicycle and hurt himself.这句话里面 hurt He was riding a bike at this time yesterday.at能不能删掉?为什么？不删有没有错？ He—— his bicycle when it bega torainA was ridingB is riding为什么选A? -What happened to your brother yesterday mourning?-He ______ his bike when he ______ to school.A.fell off; is ridingB.fell off; was ridingC.was falling off; rodeD.was falling off; was riding-Would you rather _____ a bus to the cinema?-Yes.I am really My brother __ down while he __ his bicycle and hurt himself.A fell ,was riding B fell ,were riding C had fallen ,rode D had fallen ,was riding Simon () while he () his bicycle and hurt himself.a.fell;was riding b fell;were riding c had fallen;rode d had fallen;was riding这题是选a还是d,为什么 单选He was riding to school_________he was hit by a car.Awhile Bwhen Cfrom Dso单选He was riding to school_________he was hit by a car.AwhileBwhenCfromDso He was riding on without even looking round to see whether the old woman was all right. It was _____ he was so young that he c