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had done sth when用法
when
和while的区别,分别在什么样的情况下
使用
答:
②
When
the manager comes here for a visit next week,Ill talk with him about this.下周,经理来这参观时,我会和他谈谈此事.三、
when
用于表示“一……就……”的句型中(指过去的事情).sb.
had
hardly(=scarcely)
done
sth
.when...=Hardly / Scarcely had sb.done sth.when.....
be doing
when
的类似句型有哪些?
答:
3、be on the point of doing
sth
.
when
意思是:表示“正在做……,就在这时……‘’,
用法
例句:She was on the point of watching TV when there was a power failure.翻译:他刚要看电视,这时突然停电了。4、
had
just
done
sth.when 意思是:表示“刚刚做完某事,就在这时……”用法例句...
在英语中,
when
和 while的区别是什么?
答:
②
When
the manager comes here for a visit next week,Ill talk with him about this.下周,经理来这参观时,我会和他谈谈此事。三、
when
用于表示“一……就……”的句型中(指过去的事情)。sb.
had
hardly(=scarcely)
done
sth
.when...=Hardly / Scarcely had sb.done sth.when....
英语中
had
had
done
是什么意思?是完成式吗为什么要有两个had?能不能再...
答:
此为过去完成时态。在这里,第一个
had
是指时态:had
done
过去完成式第二个had是使役动词:
have
sth
done让某事被做(固定
用法
)。举例如下:1、My sister had had the computer repaired.我的姐姐已经把这个电脑修好了。2、 I had had my homework done.我已经做完了我的家庭作业。
be doing
when
的类似句型
答:
3、be on the point of doing
sth
.
when
意思是:表示“正在做……,就在这时……‘’,
用法
例句:She was on the point of watching TV when there was a power failure.翻译:他刚要看电视,这时突然停电了。4、
had
just
done
sth.when 意思是:表示“刚刚做完某事,就在这时……”用法例句...
while 与
when
的区别
答:
When
和While的区别 ①
when
是at or during the time that, 既指时间点,也可指一段时间,while是during the time that,只指一段时间,因此when引导的时间状语从句中的动词可以是终止性动词,也可以是延续性动词,而while从句中的动词必须是延续性动词。②when 说明从句的动作和主句的动作可以是同时,...
be doing
when
和when有啥区别?
答:
3、be on the point of doing
sth
.
when
意思是:表示“正在做……,就在这时……‘’,
用法
例句:She was on the point of watching TV when there was a power failure.翻译:他刚要看电视,这时突然停电了。4、
had
just
done
sth.when 意思是:表示“刚刚做完某事,就在这时……”用法例句...
when
,while,as,just as表示当的时候
用法
上有什么区别
答:
I thought of it just
when
you opened your mouth. 就在你要说话的时候,我也想到了。at last / in the end / finally 三者都可作“最后;终于”解,但
用法
有所不同。at last只能指时间位置,而不能指时间顺序,在语义上指经过,周折,等待,耽搁后的“最后,终于”得到所期待的结果。1 At ...
be doing
when
的类似句型
答:
3、be on the point of doing
sth
.
when
意思是:表示“正在做……,就在这时……‘’,
用法
例句:She was on the point of watching TV when there was a power failure.翻译:他刚要看电视,这时突然停电了。4、
had
just
done
sth.when 意思是:表示“刚刚做完某事,就在这时……”用法例句...
be doing
when
是什么意思?
答:
3、be on the point of doing
sth
.
when
意思是:表示“正在做……,就在这时……‘’,
用法
例句:She was on the point of watching TV when there was a power failure.翻译:他刚要看电视,这时突然停电了。4、
had
just
done
sth.when 意思是:表示“刚刚做完某事,就在这时……”用法例句...
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