《2025年优化探究同步导学案高中英语必修第二册人教版》

Ⅲ. 完成句子
1. 众所周知，他人很诚实。那就是我一直信任他的原因。（That is why...）
As is known to all, he is honest. This is why I always believe in him all the time.
2. 当他回到家里时，才知道发生了什么事。（“only + 状语”位于句首）
Only when he got home did he know what had happened.
3. 完成作业后，他出去踢足球了。（动词 -ing 形式短语作状语）
Having finished his homework, he went out to play football.
4. 随着孩子们慢慢长大，他们对一切也变得越发感兴趣了。（*as* 引导的时间状语从句）
As children are growing older and older, they become more and more interested in everything.
5. 由于路况很糟糕，我们在路上花了很长时间。（*since* 引导的原因状语从句）
Since the road condition was bad, the journey took us a long time.

答案： Ⅲ.完成句子
1.This is why I always believe in him 2.Only when he got home did he know 3.Having finished his homework 4.As children are growing older and older 5.Since the road condition was bad

[语法体会]
阅读下列句子，注意句中的加黑部分
①A lot of animals are being hunted illegally now.
②The flowers are not being watered at this moment.
③Is more land also being used for growing crops?
④How many species are being driven to extinction?
我的发现：
1. 句①为现在进行时的被动语态的肯定形式，其结构为：主语 + is/am/are being done.。
2. 句②为现在进行时的被动语态的否定形式，其结构为：主语 + is/am/are not being done.。
3. 句③为现在进行时的被动语态的一般疑问句形式，其结构为：Is/Am/Are + 主语 + being done?。
4. 句④为现在进行时的被动语态的特殊疑问句形式，其结构为：特殊疑问词 + is/am/are + 主语 + being done?。

答案： 1.主语 + is/am/are being done. 2.主语 + is/am/are not being done. 3.Is/Am/Are + 主语 + being done? 4.特殊疑问词 + is/am/are + 主语 + being done?