i went there three times 我去那里三次
stayed there three weeks 那里待三周
There are three mice 三只老鼠
There Are Three Gray Geese 有三只灰鹅
There are three 有三个
there are three bedrooms 有三个卧室 ; 有三间卧室
There are three rooms left 还剩三间房
There are three grades 这里有三个年级 ; 总共有三个年级
There are three apples 在那上面是三个苹果
Beijing is such a fantastic place that Amy has traveled there three times.
北京是一个非常棒的地方,艾米已经去过那里三次了。
我三天前去过那儿。
I started working there three months ago.
我三个月前开始在那儿工作。
And,in one language in Botswana, there are three main kinds of plants and animals: edible "eat-things", harmful "bite-things" and "useless things."
VOA: special.2009.12.02
Why are there three bases in a codon?
为什么一个密码子有三个碱基呢
We haven't had... there are three Princetonians on the Supreme Court right now.
我们还没有……有三位普林斯顿的毕业生在最高法院任职。
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