定语从句的疑问.
题目
定语从句的疑问.
Sep 18 1937 is the day we will never forget.为什么用that 不用on which /when.
Isthis factory we visited last year?为什么用the one
This is the factory we visited last year.为什么用which 不用the one/where.
Mr.Herpin is one of the foreign experts who in China/选哪个?为什么?为什么不选其他的?
A works B is working C are working D has been woking
Mr.Smith is the only one of those foreiners who inChina.选哪个?为什么?为什么不选其他的?
A work B is working C are working D have been working
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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