大李医生 春芽
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ali90 幼苗
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回眸泪已干 幼苗
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回答问题
a friend has been to see a new film
1年前2个回答
A friend has been to see a new film.You want to know what it
1年前1个回答
a friend had been to see a new film.you want to know what it
has your friend ever been to America?
She has never been to New Beichuan Middle School.
1年前5个回答
He has never been to New York.I have never been there,either
He has never been to new york .i have never been there,eithe
The house has been added to(=new rooms,etc.have been built o
He has never been to see a clairvoyant before.
Simon has never been to New York,------ -------his parents 英
．Mike and his friend are going to the to see the new action
1年前3个回答
country mouse Tommy,wants to see his new friend Timmy.Timmy
her friend has been married to a rich man.(为什么要加been,）
“I never see what has been done ,I only see what remains to
Has the new city library been open to the public?
____ not only he but also his friends been to New York? [
Mike and his friend are going to the cinema to see the new a
Mike and his friend are going to the to see the new action m
1年前4个回答
你能帮帮他们吗
农杆菌介导的遗传转化需要具备哪些条件?
（1）解方程： 1 x-3 + x 3-x =2
2012-2011+2010-2009+.+4-3+2-1
一个人走，用英文怎么翻译？如何翻译
下列有关北极地区的叙述，正确的是（ ）
精彩回答
如图，菱形ABCD中，∠B=60°，AB=4，则以AC为边长的正方形ACEF的周长为（ ） A．14 B．15 C．16 D．17
十年春，齐师伐我。公将战。曹刿请见。其乡人曰：“肉食者谋之，又何间焉？
把下面的词语补充完整,并解释所填的字的意思。
化简：(a分之1+1)·1+2a+a²分之1-a²
(a+2b-1)²= 用完全平方公式计算
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