英语是世界上最被广泛使用的第二语言，精品学习网为大家推荐了高一英语必修一Unit5知识点，请大家仔细阅读，希望你喜欢。

【重点句子】

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

only 放在句首且后接状语时(作状语：副词;介词短语;状语从句)，要使用部分倒装------

才用一般疑问句语序。

Only yesterday did his father tell him the truth.

Only when his father came back did he go to bed. (从句无需倒装，主句要倒装)

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

livelihood.

他主张三民主义：民主、民权、民生。

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

the first time 用法相当于连词用法，用来引导从句

链接：It’s the first time that 现在完成时

It was the first time that 过去完成时

4. He taught us during the lunch breaks and the evenings when we should have been asleep.

(should have done 本应做而未做)

needn’t have done 本不应做而做了 can’t have done 过去不可能做过

【单元知识点】

1.die for 为某种事业或目的而死

die for one’s country/ the people/ the cause.

die of 死于内因

die from 死于外因

die from a car accident. 由于车祸而死

die by 死于暴力, 刀或剑等凶器 die by the sword/hanging

be dying for 极想得到... She is dying for a cup of water.

die through carelessness 因过失而死 die…down 凋落, 消失

die away 消失(渐渐远去) The sound died away. 声音渐渐远去。

die out 绝种 This kind of animal is dying out.

2. He fought against the German Nazis and Japanese invaders during World War II.

二战时期他抵抗德国纳粹和日本侵略者。

fight (fought, fought)

fight for 为……而战

fight against 与……作斗争

We will have to fight against difficulties.

They told the workers to fight for their rights.

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

livelihood. 他坚信三条原则：民族，民权，民生。

believe in 信任，信仰

Do you believe in God?

We believe in our government.

believe sb. = believe what sb. says 相信某人的话

believe in sb. 信任某人

He believe what he said because I believe in him.

4. in a peaceful way以和平的方式

talk (in) that way. 那样