1704965030
Sunday is a holiday, when people do not go to work.星期天是假日,(这天)人们不上班。
1704965031
1704965032
△有时和since连用,表示“从那时起”:
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1704965034
That was in 1929, since when things have been better.那是1929年的事,从那时起情况就好些了。
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They left on Monday, since when we have heard nothing.他们是星期一走的,从那以后我们就没听到什么消息了。
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1704965038
有时用作表语:
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1704965040
That was when I was thirteen.这是我13岁时的情形。
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whenever可用作连词,表示“每当”、“每次”等:
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1704965044
Whenever she looked at Lanny she smiled.每次她望着兰尼时都会笑笑。
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1704965046
Whenever we see him we speak to him.我们每次见到他时都和他说几句。
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1704965048
I go to the theatre whenever I get the chance.每当我有机会我都去看戏。
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1704965050
也可表示“在任何时候”:
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1704965052
You can have it whenever you like.任何时候你愿意你都可以用。
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1704965054
Come and see me whenever you want to.随便什么时候你想来看我你就来。
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1704965056
You may leave whenever you please.你高兴随时可以走。
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1704965058
在上面两种情况下,从句中都可以省去某些成分:
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1704965060
Use the simple verb whenever possible.在可能时使用简单动词。
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1704965062
We arranged for him to come whenever needed.我们安排好任何时候需要他就让他来。
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有时还可用来代替when,表示强调:
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Whenever will you grow up?你什么时候才能长大?
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1704965069
911 where—wherever
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1704965071
where有下列几种用法。
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(1)where可作疑问副词,表示“在哪里”:
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Where do you live?你住哪里?
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1704965077
Where did the doctor study medicine?这位医生是在哪里学医的?
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Where have you put the newspaper?你把报纸放在哪里了?
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