教育新聞網(wǎng)how soon指再過(guò)多久， 主要對(duì)表示將來(lái)的時(shí)間進(jìn)行提問(wèn)，比如：in an hour, in three weeks。how long表示多長(zhǎng)時(shí)間，與延續(xù)性動(dòng)詞連用，主要用于對(duì)一段時(shí)間進(jìn)行提問(wèn)，常用for+時(shí)間段回答。how often主要強(qiáng)調(diào)動(dòng)作發(fā)生的頻率。
How long
How long多久了（問(wèn)時(shí)長(zhǎng)）,以For+時(shí)間段或since +時(shí)間點(diǎn)作答
How long did you stay here? I stayed here for two weeks.
How soon
How soon多久之后（問(wèn)解決事情等的速度）,用in+時(shí)間段作答
How soon will your father be back? In two weeks.
How often
How often多經(jīng)常（問(wèn)頻率） ,常以數(shù)詞+ times a week（month 、year……）作答
（強(qiáng)調(diào)做了幾次）如果句子中有always, usually, often, never, once a day, twice a week, three times a year等詞時(shí)，常用how often 提問(wèn)。
How often does your brother go home? Twice a year.
來(lái)源：高三網(wǎng)
能發(fā)現(xiàn)自己知識(shí)上的薄弱環(huán)節(jié)，在上課前補(bǔ)上這部分的知識(shí)，不使它成為聽課時(shí)的“絆腳石”。這樣，就會(huì)順利理解新知識(shí)，相信通過(guò)how soon how long how often的區(qū)別這篇文章能幫到你，在和好朋友分享的時(shí)候，也歡迎感興趣小伙伴們一起來(lái)探討。
