how long可以用於什麼時態
how long是多久的意思，那how long可以用在什麼時態呢?下面是本站小編爲你整理的how long的時態的相關資料，希望對大家有用!
how long
多久; 多長;
表示段時間,與答句中的for連用,表示段時間 long~……for 3days
現在完成或進行時：how long is...
過去式：how long was...
將來時：how long will...
how long的常見用法1. There's no telling how long the talks could drag on.
誰也說不準談判還會拖多久。
2. It is an open question how long that commitment can last.
這一承諾能維持多久還不確定。
3. How long he'll be able to do so is a moot point.
不知道他還能這樣做多久。
4. "How long have you lived here?" — "Twenty odd years."
“你在這裏住多久了?”——“20多年了。”
5. How long is the usual stay in hospital?
住院通常要多長時間?
6. How long is the tunnel?
隧道有多長?
7. How long did you stick it for?
你堅持了多久?
8. How long have you lived around here?
你住在這一帶有多長時間了?
9. How long would the roof hold?
房頂能支撐多久?
10. How long will I be under the anaesthetic ?
我會麻醉多長時間?
how long 和how soon 的用法和區別how long "多長時間“一般用於現在完成時態
how soon "多久以後”一般用於將來時態
how long,how soon和how often都含有how,並且都和“多長時間、多久”有關,但它們的用法不相同.
how long意爲“多久、多長時間”,主要是對一段時間進行提問,答語通常是(for)three days/weeks/months等時間段,它可用於各種時態.
How long do you stay in Beijing every year?每年你在北京住多久?
How long have they lived here?他們住在這裏有多久了?
—How long were you not at school last year?去年你多久沒上學?
—About two weeks.約兩週.
how soon意爲“還要多久”,是對從某個基本時間到將來某動作結束或某動作發生這段時間提問,常用在一般將來時態的句子中,其答語通常是“in + 一段時間”.
—How soon can you finish the work?還要多久你能完成這項工作?
—In half an hour.半小時後
