高一英語：Unit5重點(diǎn)句子講解

 　　1. Only then did we decide to answer violence with violence.

　　only 放在句首且后接狀語時(shí)(作狀語：副詞;介詞短語;狀語從句)，要使用部分倒裝------才用一般疑問句語序。

　　Only yesterday did his father tell him the truth.

　　Only when his father came back did he go to bed. (從句無需倒裝，主句要倒裝)

　　2. He strongly believed in the three principles: nationalism; people’s rights; people’s livelihood.

　　他主張三民主義：民主、民權(quán)、民生。

　　3. I felt bad the first time I talked to the group.

　　the first time 用法相當(dāng)于連詞用法，用來引導(dǎo)從句

　　鏈接：It’s the first time that 現(xiàn)在完成時(shí) It was the first time that 過去完成時(shí)

　　4. He taught us during the lunch breaks and the evenings when we should have been asleep.(should have done 本應(yīng)做而未做)

　　needn’t have done 本不應(yīng)做而做了 can’t have done 過去不可能做過

　　(責(zé)任編輯：康彥林)

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