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外研版高中英語(yǔ)選修9module5thefirstamericans之四-在線瀏覽

2025-01-21 13:06本頁(yè)面
  

【正文】 意為“這時(shí);突然”;當(dāng)位于句末的分句具有引種用法時(shí),大致有以下三種情況: ? A. when 分句前面的分句使用過(guò)去進(jìn)行時(shí)。 ? ( 2 ) I was thinking of this when I heard my name called. 我正想著這件事時(shí),突然聽(tīng)到有人叫我的名字。 ? 如: ( 1 ) We were about to start when it began to rain. 我們剛要出發(fā)就開(kāi)始下雨了。 ? C. when 分句之前的分句用過(guò)去完成時(shí),其中 sb had hardly / scarcely /barely … when 已成為固定詞組。 ? ( 2 ) He had scarcely arrived when he had to leave again. 他剛剛到達(dá)就又要離開(kāi)了。 ? 如: How can I get a job when I can39。 ? 如: ( 1 ) How can I help them to understand when they won39。 ? B. when 從句中使用虛擬語(yǔ)氣,意為“本來(lái) …… 卻 ……” 。 ? ( 2 ) She stopped trying when she might have succeeded next time. 她本來(lái)下次有可能獲得成功,但她卻不再嘗試了。 ? 5. 由 when 等引導(dǎo)的狀語(yǔ)從句,如果主語(yǔ)與主句的主語(yǔ)一致或是 it ,謂語(yǔ)動(dòng)詞又含 be 動(dòng)詞時(shí),主語(yǔ)和 be 動(dòng)詞常常被省略,就變成“ when + Ving/ Ved/ adj/ 介詞詞組”的結(jié)構(gòu)。 ? ( 2 ) When ( we are ) young, we are full of hope. 年輕時(shí),我們大家總是充滿希望。t reach sideways when standing on a ladder. 站在梯子上時(shí),不要側(cè)著身子去夠東西。 ? 如: What’s three and six? ? 。 ? 如: There are two pencils and an eraser in the pencilbox. ? 注意: and連接兩個(gè)詞做主語(yǔ)時(shí),謂語(yǔ)要用復(fù)數(shù)形式。如: We have books and 。 ? 如: Come and meet my family. ? 注意,當(dāng) and連接兩個(gè)相同的動(dòng)詞時(shí),表示動(dòng)作的反復(fù)或強(qiáng)調(diào)。 ? 。如: you and I我和你, he and I我和他。如: Where are Hangzhou, Changsha and Siping? on ? 一 . 作介詞: 1. 表示位置:在 …… 上 Lucy’s coat is on the desk . We’re going to work on a farm . There are many apples on the trees . I have them on this piece of paper . There was a big smile on her face . Jim and Li Lei meet on the road outside Li Lei’s house . Which ch
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