Unit 3 词汇备课讲义 2026-2027学年沪教版英语九年级下册
新版沪教牛津九年级下册
Unit 3 词汇备课讲义
1. eruption /ɪˈrʌpʃn/ n. 喷发
• 近义词:explosion n.爆发
• 反义词:无
• 词性转换:erupt v.(火山)喷发;eruptive adj.喷发的(了解)
• 固定搭配:volcanic eruption 火山喷发;the eruption of a volcano 火山的喷发
• 例句1:Volcanic eruptions can cause great damage.
翻译:火山喷发会造成巨大的破坏。
• 例句2:The eruption of the volcano lasted for three days.
翻译:那座火山的喷发持续了三天。
词性转换练习
1. The volcano ______ (eruption) suddenly last night.
2. There was a big ______ (erupt) in the mountain area.
答案&解析
1. erupted;eruption是名词,本空作谓语需动词过去式erupted(喷发)
2. eruption;big后接名词,动词erupt变名词eruption(喷发)
2. knock-on /ˌnɒk ˈɒn/ adj. 使产生连锁反应的
• 近义词:chain adj.连锁的(链式的)
• 反义词:无
• 词性转换:knock v.敲;敲打;knock-on effect 连锁反应
• 固定搭配:knock-on effect 连锁反应;a knock-on effect on… 对……产生的连锁反应
• 例句1:Pollution has a knock-on effect on the whole environment.
翻译:污染会对整个环境产生连锁反应。
• 例句2:The knock-on effect of the drought was serious.
翻译:旱灾带来的连锁反应十分严重。
词性转换练习
1. The flood had a ______ (knock) effect on the local economy.
2. Don't ______ (knock) on the door so loudly.
答案&解析
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1. knock-on;修饰名词effect,用形容词knock-on(连锁的)
2. knock;祈使句,动词原形knock(敲)
3. entire /ɪnˈtaɪə(r)/ adj. 全部的,整个的
• 近义词:whole adj.整个的;complete adj.完整的
• 反义词:partial adj.部分的
• 词性转换:entirely adv.全部地,完全地
• 固定搭配:the entire world 全世界;the entire day 一整天
• 例句1:The entire city was covered with ice.
翻译:整座城市都被冰覆盖了。
• 例句2:He spent the entire afternoon doing experiments.
翻译:他花了整个下午做实验。
词性转换练习
1. The fire destroyed ______ (entire) the building.
2. The ______ (entire) team worked hard together.
答案&解析
1. entirely;修饰动词destroyed,用副词entirely(完全地)
2. entire;修饰名词team,用形容词entire(整个的)
4. entirely /ɪnˈtaɪəli/ adv. 全部地,完全地
• 近义词:completely adv.完全地;totally adv.完全地
• 反义词:partly adv.部分地
• 词性转换:entire adj.全部的;entirety n.全部(了解)
• 固定搭配:be entirely different 完全不同
• 例句1:The two opinions are entirely different.
翻译:这两种观点完全不同。
• 例句2:He entirely forgot about the meeting.
翻译:他把会议完全忘掉了。
词性转换练习
1. The whole village was ______ (entire) flooded.
2. The ______ (entire) process took a whole week.
答案&解析
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1. entirely;修饰动词was flooded,用副词entirely(完全地)
2. entire;修饰名词process,用形容词entire(整个的)
5. drought /draʊt/ n. 久旱;旱灾
• 近义词:dry season 旱季
• 反义词:flood n.洪水
• 词性转换:dry adj.干旱的;drought-stricken adj.遭受旱灾的
• 固定搭配:a serious drought 严重旱灾;suffer from drought 遭受旱灾
• 例句1:A serious drought hit the whole area last year.
翻译:去年一场严重旱灾袭击了整片地区。
• 例句2:Many plants died because of the long drought.
翻译:由于长期干旱,许多植物枯死了。
词性转换练习
1. The long ______ (drought) made the river dry up.
2. In the ______ (dry) season, people need to save water.
答案&解析
1. drought;long后接名词drought(旱灾)
2. dry;修饰名词season,用形容词dry(干旱的)
6. dry /draɪ/ adj. 干旱的
• 近义词:arid adj.干旱的
• 反义词:wet adj.潮湿的;humid adj.湿润的
• 词性转换:drought n.旱灾;dryness n.干燥
• 固定搭配:dry weather 干旱天气;dry up 干涸
• 例句1:The weather is so dry that the grass turns yellow.
翻译:天气如此干旱,草都变黄了。
• 例句2:The river dried up in the hot summer.
翻译:炎热的夏天里,这条河干涸了。
词性转换练习
1. The lake has ______ (dry) up because of the heat.
2. The ______ (dry) climate makes it hard to grow crops.
答案&解析
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