An awful accident_____,however,happen the other day.A.does B.did C.has to D.had to答案是B,为什么?我没弄懂它的句型是什么

an awful 不是:an awful lot of mess there's an awful lot The children had( ) yesterdayA.awful dayB.an awfulC.an awful dayD.a awful weather they___(have) an awful lunch yesterday “an awful lot of mess”的意思 翻译：She is in bed with an awful cold. an awful lot of mess(翻成中文) There was an accident___(happen) in the morning能详细说明用happening的原因吗? 这不是过去进行呀! there's an awful lot you could tell about a person by their shose.这句话该怎么理解there'an awful lot如何解? You, of all people, have made an awful blunder!中文意思? it takes an awful lot of determination dedication怎么翻译成重文 why does Mrs Miller c day and night?she has caught an awful coldc（）　day 翻译:it's an awful mess.并且改为how引导的感叹句. An awful accident____ the other day.A.happens B.happened C.was happened D.has happened 改错题:Tom has an awful job to doing哪里错了?为什么? An awful accident __,however,occur the other day正确答案是：did,为什么啊, an awful accident did however occurred the other day病句修改 英语作文An awful day off记述你一次不愉快的假日