内容正文:
英 语
教与学 学导练
教与学·学导练·英语·八年级·下册·配上海教育版 (内文)
Unit 4 Cartoons and comic strips
第3课时 Grammar
2
目录
01
语法聚焦
02
课堂练习
3
语法聚焦
被动语态(二)
一、含有情态动词的被动语态的句型结构:
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句式 句型结构 举例
肯定句 主语+情态动词+be+及物动词的过去分词(+by+动作的执行者)+其他. The dog should be taken out. 这条狗应该被带出去。
否定句 主语+情态动词+not+be+及物动词的过去分词 (+by+动作的执行者)+其他. The tree cannot be planted here. 不能在这里植树。
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一般疑问句 情态动词+主语+be+及物动词的过去分词(+by+动作的执行者)+其他?
肯定回答:Yes, 主语+情态动词.
否定回答:No, 主语+情态动词+not. —Must the bag be checked now? 这个包必须得现在就检查吗?
—Yes, it must. 是的,必须现在检查。
—No, it needn’t. 不,没有必要。
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二、现在完成时的被动语态的句型结构:
句式 句型结构 举例
肯定句 主语+has / have+been+及物动词的过去分词 (+by+动作的执行者)+其他. His bikes have been sold out. 他的自行车已经都卖完了。
否定句 主语+has / have+not+been+及物动词的过去分词 (+by+动作的执行者)+其他. Those books have not been paid. 那些书还没付款。
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一般疑问句 Has / Have+动作承受者+been+及物动词的过去分词 (+by+动作的执行者)+其他?
肯定回答:Yes, 主语+has / have.
否定回答:No, 主语+hasn’t / haven’t. —Has the tree been watered? 这棵树浇水了吗?
—Yes, is has. 是的,已经浇水了。
—No, it hasn’t. 不,还没有。
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课堂练习
一、用所给单词的适当形式填空
1. The gift for her birthday _________________(must buy) today.
2. A lot of trees ___________________(plant) by them since then.
3. All the preparations for the meeting ___________
__________(complete), and we are ready to start.
must be bought
have been planted
have been
completed
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4. The lost cat __________________(not find) so far.
5. The lady is badly hurt. She ___________(must send) to the hospital at once.
6. The plants in the garden ________________(should water) every day.
7. The Moon usually ______________(cannot see) in the daytime.
has not been found
must be sent
should be watered
cannot be seen
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8. Should the shopping bags _________(use) in the shopping mall?
9. The exercise _________________(should do) after class by students.
10. Children under 5 years old ______________(can take) to the cinema by their parents for free.
be used
should be done
can be taken
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二、选择填空
( )1. The villager said that much attention must _____ ____ the weathe