内容正文:
初二下册仁爱版
【寒假专版】
D版句型真题直击
寒假专版
【D版句型真题直击】be harmful to/.do
harm to
初中口仁爱版☐初二下册
句型结构
be harmful to sb./sth.do harm to sb./sth
含义:表示”对.有害”,两种结构可互换使用。be harmful to强调状态,do harm to侧重动作影响。
直击真题高效讲
真题1(单项选择口月考真题)
-Smoking
our health.
A.is harmful to
B.do harm to
C.are harmful to
答案:A
核心知识点:
1.含义考点:吸烟对健康有害'对应be harmful to结构,强调状态;do harm to侧重动作,此处描
述客观事实用状态更贴切。
2.主谓一致考点:主语smoking为动名词,视为单数,be动词用is。干扰项C中are与单数主语搭
配错误,B项do需用第三人称单数does。
真题2(句型转换☐期中真题)
Playing computer games too much does harm to eyes.(用be harmful to改写句子)
答案:Playing computer games too much is harmful to eyes.
核心知识点:
l.结构转换考点:do harm to与be harmful to同义,转换时需将谓语动词do改为be动词+形容词
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初二下册仁爱版
【寒假专版】D版句型真题直击
harmful,保持主语和宾语不变。
2.主谓一致考点:主语为动名词短语,视为单数,be动词用is。
真题3(用所给词的适当形式填空☐期末真题)
Noise pollution
(be)harmful to people's hearing.
答案:is
核心知识点:
1.主谓一致核心考点:主语noise pollution为不可数名词,be动词用单数is。
2.固定搭配考点:be harmful to中harmful为形容词,前必须加be动词,不可直接用ham原形。
真题4(完成句子口月考真题)
空气污染对环境有危害。
Air pollution
the environment.
答案:does harm to
核心知识点:
1.汉译英考点:中文”对.有危害”可对应do harm to结构,侧重动作影响。主语air pollution为不
可数名词,do用第三人称单数does。
2.结构排列考点:”主语+do harm to+宾语”为固定语序,不可颠倒。
真题5(单项选择☐期中真题)
Eating too much sugar
harm to teeth
A.do
B.does
C.is
答案:B
核心知识点:
l.固定短语考点:do harm to为动词短语,需用实义动词do的适当形式,排除C项is(be harmful
to需形容词harmful)。
2.主谓一致考点:主语为动名词短语,视为单数,do用第三人称单数dos,A项原形错误。
真题6(用所给词的适当形式填空口期末真题)
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初二下册仁爱版
【寒假专版】
D版句型真题直击
These chemicals
(be)harmful to plants and animals.
答案:are
核心知识点:
l.主谓一致考点:主语these chemicals为复数,be动词用are。
2.固定结构考点:be harmful to中be动词需与主语单复数一致,此处复数主语对应are,harmful形
式不变。
真题精准训练
一、单项选择(考查主谓一致+含义辨析)
1.Reading in the sun
bad for your eyes
A.is harmful to
B.do harm to
C.are harmful to
2.Noise and water pollution
harm to living things.
A.does
B.do
C.is
3.-What do you think of staying up late?
一It
harmful to our health
A.is
B.does
C.are
二、
用所给词的适当形式填空(考查主谓一致+固定搭配)
1.Too much screen time
(be)harmful to children's eyesight.
2.These old batteries
(do)harm to the environment if not recycled.
3.My father often tells me that smoking
(be)harmful to the lungs.
4.Both air pollution and noise pollution
(be)harmful to humans.
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初二下册仁爱版
【寒假专版】
D版句型真题直击
三、句型转换(考查结构改写)
1.Running every morning does harm to joints if done improperly.be harmful to)
2.Cutting down trees is harmful to wildlife.(用do harm to改写)
四、完成句子(考查汉译英)
1.垃圾食品对青少年的健康有危害。
Junk food
teenagers'health.
2.这些化学物质对土壤和水源都是有害的。
These chemicals
both soil and water sources.
五、语篇填空(选自期末真题)
阅读短文,用括号内单词的适当形式填空或根据句意填空,使短文通顺。
Human activities have caused many environmental problems.For example,burning fossil fuels 1.
(be)harmful to the air.Factories also 2.
(do)harm to rivers by pouring waste
water.Even simple actions like using plastic bags 3.
(be)harmful to animals.It's important
for everyone to know that protecting the environment 4.
(be)our duty.
参考答案
一、单项选择
1.A2.B3.A
二、用所给词的适当形式填空
1.is 2.do 3.is 4.are
三、句型转换
1.Running every morning is harmful to joints if done improperly.
2.Cutting down trees does harm to wildlife.
四、完成句子
初二下册仁爱版
【寒假专版】D版句型真题直击
1.does harm to
2.are harmful to
五、语篇填空
1.is 2.do 3.are 4.is
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