we were having a party when the train started 用while 改为同义句while we ---- ---- a party ,the train ----

We were having a party when the rain started.(改为同义句) ________ we were having a party, therain _______. we were having a meeting.The lights () A.went ofwe were having a meeting.The lights () A.went off B.put off C.got off D.fell off The students in Class One were having a P.E class()we were having a math class.A.when B.while C.asD,since Were not we having loved ones though only once in a 用we,a,on,dinner,having,were,ship,when,the,weater,became,stormy造句 译We were having a party while my neighbour is sleeping. one day,we were having lunch when a foreign boy came( )our classroom.填一个介词~! ( )we were having breakfast,he came in.A.while B.when C.after 选哪个?为什么? we were having a party when the train started 用while 改为同义句while we ---- ---- a party ,the train ---- We were tired after a long walk,so we stopped (have) a rest.不可以用having吗? They _____ supper when we _____ into the room.A. are having…went B. were having…go C. were having…went D. are having…go为什么不选D we are having a picnic We were all having a good time as suddenly a fire broke in the kitchen为什么把as改成when We were greatly encouraged by the news of our team__anther gold medal.A.won B.having won 为什么A不行, We ________ an English contest this time yesterday.A.had B.were having C.are having D.will have 选B,请问为什么不能选A? We were _when he called for me this morning.选填A.at the brakfast B.having a breakfast C.at breakfast D.having the breakfast The meeting was put off because we ____a meeting without John.A.objected having B.were objected to havingC.objected to have D.objected to having Whole we _______ breakfast,our little boy knocked at the door.A were having B are having C have D have had