请问All buses ((having been canceled)) because of the heavy snow,they had to to there on foot.All buses ((having been canceled)) because of the heavy snow,they had to to there on foot.括号里的((having been canceled))能不能替换为canceled

请问All buses ((having been canceled)) because of the heavy snow,they had to to there on foot.All buses ((having been canceled)) because of the heavy snow,they had to to there on foot.括号里的((having been canceled))能不能替换为canceled All buses ______ because of the heavy snow,they had to to there on foot.a、had been canceledb、having been canceledc、were canceledd、having canceled All buses ______ because of the heavy snow,they had to to there on foot.、had been canceledb、having been canceledc、were canceledd、having canceled All buses ______ because of the heavy snow,they had to to there on foAll buses ______ because of the heavy snow,they had to to there on foot.a、had been canceledb、having been canceledc、were canceledd、having canceled此题选B,但我想问为 All the tickets having been sold out,the children went away disappointedly.All the tickets having been sold out请问这是独立主格吗? 英语试题提问试题1All buses ______ because of the heavy snow,they had to to there on foot.a、had been canceledb、having been canceledc、were canceledd、having canceled 题号:2I can’t imagine ______ alone on a desert island.a、liveb、t they are all having a good time They are all having a good time the children all like having physical e_____ The children all like having physical e________ 请问怎样填请问怎样填 All the work _ (do)they felt satisfied.has been done但是给出的答案是having been done为什么呢？ buses,cars and trucks are all vv开头的一个单词 In the past ,all of the buses were double-decker ones.(改成否定句) They should close the city centre to all traffic except buses and bikes 有这种用 Floods.Droughts.Hurricanes.Twisters.Are all the bizarre weather extremes we've been having lately normal fluctuations in the planet's atmospheric systems?请问这个句子里的 have been having 改错题:All flights having been cancelled because of the storm,they decided to take train.请问这个句子哪里错了? 第9题,请问是are,having 还是having buses是什么意思