更新时间:2025-08-12 11:33:28
单元要览本单元的中心话题是人类当今面临的环境问题,主要探讨了“全球变暖”和“节约能源”等方面的问题。由于人类过多使用不可再生能源,大气中二氧化碳的含量逐年增加,导致全球气温上升。通过学习本单元,让学生了解能源分为“不可再生能源”和“可再生能源”,帮助学生树立“节约能源、保护环境”的主人翁意识。本单元的主要教学内容如下表所示:
类别
课程标准要求掌握的内容
话题
globalwarming,pollutionandtheimportanceofprotectingtheearth
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[来源:多学习]
[来源:学_科_网z_x_x_k]
[来源:多学习]
词
汇
tend[来源:学|科|网]
v.趋向;易于;照顾
catastrophe
n.大灾难;浩劫
oppose
v.反对;反抗;与(某人)较量
flood
n.洪水;水灾
state
v.陈述;说明
consequence
n.结果;后果;影响
glance
v.看一下;扫视n.一瞥
existence
n.生存;存在
quantity
n.量;数量
commitment
n.承诺;交托;信奉
range
n.种类;范围
pollution
n.污染;弄脏
tendency
n.趋向;趋势
growth
n.增长;生长
circumstance
n.环境;情况
motor
n.发动机
opposed
adj.反对的,对立的
can
n.容器;罐头
steady
adj.平稳的;持续的
microwave
n.微波炉;微波
widespread
adj.分布广的;普遍的
educator
n.教育工作者;教育家
average
adj.平均的
contribution
n.贡献
consume
v.消费;消耗;耗尽;吃完
presentation
n.显示;演出
subscribe
v.同意;捐赠;订阅
disagreement
n.分歧;不一致
advocate
v.拥护;提倡;主张
random
adj.胡乱的;任意的
refresh
v.使恢复;使振作
mild
adj.温和的;温柔的;淡的
graph
n.图表;坐标图;曲线图
outer
adj.外部的
phenomenon
n.现象
electrical
adj.电的;与电有关的
fuel
n.燃料
casual
adj.随便的;偶然的
data
n.资料;数据
nuclear
adj.核的;核能的
trend
n.趋势;倾向
per
prep.每;每一
comeabout发生; keepon继续 subscribeto同意;赞成;订购 onthewhole大体上;基本上 quantitiesof大量的 onbehalfof代表……一方;作为……的代言人 goup上升;增长;升起 putupwith忍受;容忍 resultin导致 solongas只要 beopposedto反对 andsoon等等 evenif即使 greenhouseeffect温室效应 句 型 1....it_ishumanactivitythathascausedthisglobalwarming...(emphatic“it”) 2....itisarapidincreasewhen_compared_toothernaturalchanges.(ellipsis) 3.thereisnodoubtthat_the_earth_is_becoming_warmer...(theappositiveclause) 4.withoutthe“greenhouseeffect”,theearthwould_beaboutthirty-threedegreescelsiuscoolerthanitis.(thesubjunctivemood) 功 能 1.同意与不同意(agreementanddisagreement) exactly.you'reright.iagree.that'scorrect/true/right. i'mafraididisagreewithyou. i'mafraidnot. idon'tthinkso. noway. idon'tagree. idoubt... 2.责备与抱怨(blameandcomplaint) i'msorrytobringthisup,but...i'msorrytohavetosaythis,but... theyshouldn'thavedoneit. theyaretoblame.
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