1狀語(yǔ)從句
    在復(fù)合句中，修飾主句中的動(dòng)詞、形容詞或副詞等的從句叫狀語(yǔ)從句。狀語(yǔ)從句根據(jù)它表達(dá)的意思可分為時(shí)間、地點(diǎn)、原因、目的、結(jié)果、讓步、比較（或方式）和條件等類。
    1.時(shí)間狀語(yǔ)從句
    引導(dǎo)連詞有when，while，till，not…until，since，after ,before ,as soon as
    The bus won’t start until everybody gets on.
    公共汽車直到每人都上車為止，才開動(dòng)。
    When he knocked at the door I was cooking.
    當(dāng)他敲門時(shí)，我正在煮飯。
    Last night before he came back home, his wife had already cooked dinner and waited for 2 hours.
    昨天晚上在他回到家之前，他的妻子已經(jīng)做好晚飯足足等了他兩小時(shí)之久。
    After I went to church, I went shopping.
    2. 地點(diǎn)狀語(yǔ)從句
     　　地點(diǎn)狀語(yǔ)從句通常由where, wherever 引導(dǎo)。
     Where there is a will, there is a way. 哪里有志向，哪里就有出路。有志者事竟成。
     Where there is a life, there is a hope. 哪里有生命，哪里就有希望。 留得青山在，不怕沒(méi)柴燒。
    Wherever you go, whatever you do, I will be right here waiting for you.
     不管你去哪里，不管你做什么，我都會(huì)在此守侯你。