1、each of them ( )tired.A:have B:has C:is D:are
题目
1、each of them ( )tired.A:have B:has C:is D:are
2、how did your uncle learn to play the guitar?
A:myself B:yourself C:herself D:himself
3、用适当的介词填空
Can i have a look ()your book?
we have sweaters () all colors.
4、my aunt is a ().she wokes in a bank near our school.
lingling,betty and i enjoyed () at the party last night.
好的追加100分
答案
举一反三
已知函数f（x）=x，g（x）=alnx，a∈R．若曲线y=f（x）与曲线y=g（x）相交，且在交点处有相同的切线，求a的值和该切线方程．
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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