when i knocked at the door out came a boy语法解析

英语问题：When I knocked at the door,out_。选项在下面？

when I knocked at the door, out came a boy

这是表示运动方位的副词

out

并且主语是名词不是代词的时候

我们要用完全倒装句

把句子完全反过来

a boy came out

要把它改成

out came a boy

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英语作业。。。

1.Last night someone came to see me while I was watching TV. 2.I chilf hurt himself when he was climbing a tree. 3.It began to rain just as he was walking out of the building. 4.感觉有点问题 5.What were you doing last night when I knocked at the door? 如若有帮助，敬请采纳哟~~

初中英语语法详解

时间状语从句的从句语法

时间状语从句：用表示时间的连词连接一个句子作状语，这样的主从复合句就是时间状语从句。 连接时间状语从句的连接词有：when, before, after, while, as soon as, until, since...... 1、由when，while或as引导的时间状语从句。 例如：When you think you know nothing, then you begin to know something. 当你以为自己一无所知的时候，你就是在开始知道一些事物了。 When truth is buried under the ground ，it grows, it chokes

knock at the door和knock on the door到底有什么区别

knock at the door和knock on the door的区别：

1、knock at the door 和knock on the door 都是敲门的意思，二者区别不大。

2、at强调一个点,on强调面at 常和knock 名词形式连用；on常和knock 动词形式连用，如果knock用作名词时，用a。

拓展资料

knock at the door

1、There had been a knock at the door and when she opened it she locked herself out

外面有敲门声，她去开门，结果把自己反锁在了外面。

2、There was a light knock at the door.

有人在轻轻地敲门。

3、He was scarcely awake when he heard the knock at the door.

他刚醒来就听见有人敲门。

4、I hear someone knock at the door.

我听见有人敲门了。

5、I heard a knock at the door.

我听到了敲门声。

knock on the door

1、To his relief a loud knock on the door spared him from giving an explanation

一声重重的敲门声让他松了一口气，他可以不用解释了。

2、If you haven't made an appointment, take pot luck and knock on the door

如果你没有预约，就敲门试试运气吧。

3、He went up the garden path to knock on the door.

他穿过花园小径去敲门。

4、While he was half asleep, he seemed to hear a knock on the door.

蒙胧中他仿佛听到有人敲门。

5、A sudden sharp knock on the door startled her.

急遽的敲门声把她吓了一跳。