百度作业网if虚拟条件状语从句过去 现在 将来 的形式
来源：学生作业帮 编辑：百度作业网作业帮 分类：综合作业 时间：2024/04/29 06:49:42
if虚拟条件状语从句
过去 现在 将来 的形式
过去 现在 将来 的形式
今天要下班了,明天给你列一张表.
好了,家庭作业完成了,供参考.
与现在事实相反
从句的谓语用动词过去式或were,
主句的谓语用would(should) + 动词原形.
在主句中,would 和各种人称连用.should 只能和第一人称连用.
If the weather were fine,we would (should) go out for a walk.
如果天气晴朗,我们就要出去散散步.（实际天气不好.）
If I were you,I would not be so angry.
如果我是你的话,我不会那么生气.（实际上,我就不可能是你.）
If I had a lot of money now,I would buy a car.
如果现在我有很多钱,我会买小车.（实际上,我没有很多钱.）
与过去事实相反
从句的谓语用had+过去分词；be动词,用had been.
主句的谓语用would(should) have+ 过去分词.
If you had previewed the text,you wouldn’t have failed to answer the question.
如果你有预习课文的话,你就不至于不会回答这个问题.
She would have come if she hadn’t been so busy.
如果她不是这么忙的话,她早就来了.
与将来事实相反
从句的谓语用
动词过去式,should +动词原形,或were to + 动词原形；
主句的谓语用would(should,could,might)+ 动词原形.
在if从句中,很少出现would.
在主句中,would 和各种人称连用.should 只能和第一人称连用.
If it were Sunday tomorrow,I should go to see the film.
如果明天是星期天的话,我就会去看电影.（实际上,明天不是星期天.）
“were to do”,“should do”和“动词过去式”三种不同形式的比较.
If I were to do it,I would do it in a different way.
要是我来做这件事,我会用不同的方式来做.
“were to do”的可能性最小.用于书面语.
If she should come,I would ask her for help.
如果她会来,我就会请求她的帮助.
“should do”的可能性介于两者之间.
If you dropped the glass,it would break.
如果你把玻璃杯摔在地上,它会被打碎的.
“动词过去式”在这三者中,它的可能性最大.
好了,家庭作业完成了,供参考.
与现在事实相反
从句的谓语用动词过去式或were,
主句的谓语用would(should) + 动词原形.
在主句中,would 和各种人称连用.should 只能和第一人称连用.
If the weather were fine,we would (should) go out for a walk.
如果天气晴朗,我们就要出去散散步.（实际天气不好.）
If I were you,I would not be so angry.
如果我是你的话,我不会那么生气.（实际上,我就不可能是你.）
If I had a lot of money now,I would buy a car.
如果现在我有很多钱,我会买小车.（实际上,我没有很多钱.）
与过去事实相反
从句的谓语用had+过去分词；be动词,用had been.
主句的谓语用would(should) have+ 过去分词.
If you had previewed the text,you wouldn’t have failed to answer the question.
如果你有预习课文的话,你就不至于不会回答这个问题.
She would have come if she hadn’t been so busy.
如果她不是这么忙的话,她早就来了.
与将来事实相反
从句的谓语用
动词过去式,should +动词原形,或were to + 动词原形；
主句的谓语用would(should,could,might)+ 动词原形.
在if从句中,很少出现would.
在主句中,would 和各种人称连用.should 只能和第一人称连用.
If it were Sunday tomorrow,I should go to see the film.
如果明天是星期天的话,我就会去看电影.（实际上,明天不是星期天.）
“were to do”,“should do”和“动词过去式”三种不同形式的比较.
If I were to do it,I would do it in a different way.
要是我来做这件事,我会用不同的方式来做.
“were to do”的可能性最小.用于书面语.
If she should come,I would ask her for help.
如果她会来,我就会请求她的帮助.
“should do”的可能性介于两者之间.
If you dropped the glass,it would break.
如果你把玻璃杯摔在地上,它会被打碎的.
“动词过去式”在这三者中,它的可能性最大.
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