高中英语课件人教公开课词汇Book5Unit1.ppt
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[答案] Being exposed
（3）__________to nuclear radiation，even for a short
time ， may produce variants( 变异 体 )of genes in human
bodies. A．Being exposed
B．Having exposed
课前预习
互动探究
课堂练笔
课后巩固
Ⅱ.构词记忆(根据提示写出相应的词汇及其派生词)
1． scientifiacdj.科学的→science n．科学→scientist n．科学家 2．challenge n．& vt.挑战→ challengingadj.困难的；挑战性的 3． construct vt.建设；修建→construction n．建设 4． enthusiastic adj.热情的→enthusiasm n．热情 5．cautious adj.谨慎的→ caution n．谨慎 6．universe n．宇宙→ universal adj.普遍的；宇宙的
派生：exposure n. 显露；暴露；曝光
运用：根据汉语意思完成英语句子。 ⑴ Stay at home and don’t expose
your stkoin ______ the sun.
（2）________ ________ to sunlight for too much time will do harm to your skin.暴露在阳光下太久对皮肤有伤害。
Words Study
Book 5 Unit 1
Great scientists
课前预习
Ⅰ.联想记忆(根据提示写出相应的词汇以及相关短语)
1． concludevt.& vi.推断出；结束→draw/ com e t o/ reach/arrive at
a conclusion 得出结论
2．
atten d
课前预习
互动探究
课堂练笔
课后巩固
广东省2014语法填空
2.Now,the merchant’s 1st wife is a very loyal partner and has madcoentgrtiebauttions (contribute)
Itnakmianigntaining his wealth and business as
有助于→make contributions to 为……做贡献 10．(be) strict with...对……严格的 11． make sense 讲得通；有意义→make sense of 弄懂
12．reject vt.拒绝；抛弃→refuse v．拒绝→deny v．婉言谢绝 13．construction n．建设→ under construction 正在建设中
课堂练笔
课后巩固
6．blame vt. & n．责备→be to blame应受责备
7． link...to...将……和……联系或连接起来 8．announce vt.宣布；通告→make an announcement 宣布 9．contribute vt. & vi.捐献；贡献→contribute to 为……做贡献；
课前预习
互动探究
课堂练笔
课后巩固
来自百度文库
Which word comes to your mind?
互动探究
1. contribute
Does smoking contribute to
lung cancer?
(
牛津) 【双语释义】v．捐献；捐助(give money or goods to...)；是…… 的原因之一(be one of the causes of sth.)；投稿(write for)
well as (take) care of the household.
【写作句组】 满分作文之佳句背诵
a．Chinese use the most plastic bags, which makes a great contribution to the “white pollution”．
b．As for forest resources protection, I can also make my own contributions.
c．I prefer to regard Lei Feng as my idol on account that he contributed so much to the whole country.
Which word comes to your mind?
2. expose vt.揭露；使曝光；使暴露；展出
v．出席，参加；照顾→attend to 处理；照顾；专心于
3．expose vt.暴露→expose... to 暴露；使显露
4． cure vt. & n．治愈→ cure sb. of sth.治愈某人……
5． absorb v．吸收；使专心→be absorbed in 专心于……
课前预习
互动探究
Some children are never exposed to
classical music.
(朗文)
expose... to 使…暴露在…下 be exposed to 暴露在…下；处于……危 险中 expose sth to sb 向某人揭发某事 expose sb to sth 使某人接触到某物
【学情诊断】
(1)同义词语替换 Various factors contributed to his downfall(倒台)．
led to/resulted in
课前预习
互动探究
课堂练笔
课后巩固
【图解助记】
contribute...to...把……贡献给…… contribute to有助于；导致；把时间投入…… contribution n.贡献；捐款 make a contribution/contributions to对……作 出贡献
C．Exposed
D．After being exposed
[解析] 考查非谓动词做主语。分析句子结构可知
__________to...应在句中作主语，故用动名词形式；be
（3）__________to nuclear radiation，even for a short
time ， may produce variants( 变异 体 )of genes in human
bodies. A．Being exposed
B．Having exposed
课前预习
互动探究
课堂练笔
课后巩固
Ⅱ.构词记忆(根据提示写出相应的词汇及其派生词)
1． scientifiacdj.科学的→science n．科学→scientist n．科学家 2．challenge n．& vt.挑战→ challengingadj.困难的；挑战性的 3． construct vt.建设；修建→construction n．建设 4． enthusiastic adj.热情的→enthusiasm n．热情 5．cautious adj.谨慎的→ caution n．谨慎 6．universe n．宇宙→ universal adj.普遍的；宇宙的
派生：exposure n. 显露；暴露；曝光
运用：根据汉语意思完成英语句子。 ⑴ Stay at home and don’t expose
your stkoin ______ the sun.
（2）________ ________ to sunlight for too much time will do harm to your skin.暴露在阳光下太久对皮肤有伤害。
Words Study
Book 5 Unit 1
Great scientists
课前预习
Ⅰ.联想记忆(根据提示写出相应的词汇以及相关短语)
1． concludevt.& vi.推断出；结束→draw/ com e t o/ reach/arrive at
a conclusion 得出结论
2．
atten d
课前预习
互动探究
课堂练笔
课后巩固
广东省2014语法填空
2.Now,the merchant’s 1st wife is a very loyal partner and has madcoentgrtiebauttions (contribute)
Itnakmianigntaining his wealth and business as
有助于→make contributions to 为……做贡献 10．(be) strict with...对……严格的 11． make sense 讲得通；有意义→make sense of 弄懂
12．reject vt.拒绝；抛弃→refuse v．拒绝→deny v．婉言谢绝 13．construction n．建设→ under construction 正在建设中
课堂练笔
课后巩固
6．blame vt. & n．责备→be to blame应受责备
7． link...to...将……和……联系或连接起来 8．announce vt.宣布；通告→make an announcement 宣布 9．contribute vt. & vi.捐献；贡献→contribute to 为……做贡献；
课前预习
互动探究
课堂练笔
课后巩固
来自百度文库
Which word comes to your mind?
互动探究
1. contribute
Does smoking contribute to
lung cancer?
(
牛津) 【双语释义】v．捐献；捐助(give money or goods to...)；是…… 的原因之一(be one of the causes of sth.)；投稿(write for)
well as (take) care of the household.
【写作句组】 满分作文之佳句背诵
a．Chinese use the most plastic bags, which makes a great contribution to the “white pollution”．
b．As for forest resources protection, I can also make my own contributions.
c．I prefer to regard Lei Feng as my idol on account that he contributed so much to the whole country.
Which word comes to your mind?
2. expose vt.揭露；使曝光；使暴露；展出
v．出席，参加；照顾→attend to 处理；照顾；专心于
3．expose vt.暴露→expose... to 暴露；使显露
4． cure vt. & n．治愈→ cure sb. of sth.治愈某人……
5． absorb v．吸收；使专心→be absorbed in 专心于……
课前预习
互动探究
Some children are never exposed to
classical music.
(朗文)
expose... to 使…暴露在…下 be exposed to 暴露在…下；处于……危 险中 expose sth to sb 向某人揭发某事 expose sb to sth 使某人接触到某物
【学情诊断】
(1)同义词语替换 Various factors contributed to his downfall(倒台)．
led to/resulted in
课前预习
互动探究
课堂练笔
课后巩固
【图解助记】
contribute...to...把……贡献给…… contribute to有助于；导致；把时间投入…… contribution n.贡献；捐款 make a contribution/contributions to对……作 出贡献
C．Exposed
D．After being exposed
[解析] 考查非谓动词做主语。分析句子结构可知
__________to...应在句中作主语，故用动名词形式；be