ever never alreadly yet的区别

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ever never alreadly yet的区别

ever never alreadly yet的区别
ever never alreadly yet的区别

ever never alreadly yet的区别
already多用于肯定句中,ever,yet,never多用于疑问句和否定句中.如:
I have already finished my homework.我已经做完家庭作业了.
Have you ever sung this English song?你曾唱过这首英文歌吗?
They haven't started yet.他们还没有动身.
We have never heard of it.我们从来没有听说过这件事.)
have(has) been to意为“曾经去过某地”,表示现在已经不在那里了.可与just,ever,never等连用.如:
I've just been to the post office.我刚才去邮局了.
Have you ever been to Hangzhou?你曾经去过杭州吗?
Mary has never been to the Great Wall.玛丽从未去过长城.

ever 曾经
never 从不
already 已经,用在肯定句中
yet 已经,用在否定句和疑问句中。