??? 情景例句
How long will it take for my mail to reach its destination?
我的信件到達目的地要多久？
Knowledge advances by steps not by leaps.
知識的獲得是循序漸進而不是突飛猛進的。
Look, Gary!That policeman's waving to you.He wants you to stop.
瞧，加里！那個警察正朝你揮手呢。他要你停下來。