it roared past them only a few feet away.请问past在这,是过去式,还是现在式,是什么词性,为什么不用pass,

it roared past them only a few feet away.请问past在这,是过去式,还是现在式,是什么词性,为什么不用pass, in less than a minute,it roared past them only a few feet away.请问away在这里用法.然后说明, 帮我看看这个英语句子.In less than a minute,it roared past them only a few feet away.这个句子里的roared作什么词?past又是作什么词?PS：past 与 pass怎么它们的意思好像都一样,怎么区分? it 's half past it's five past it's half past It's half past it’s half past It's ten past It's ________half past ten it's half past five finishes it at half past It's half past four. It's half past eleven. it's half past eight. roared的音标及意思 the audience roared at the It s half past ten.(对half past ten提问 )