用适当的介词,副词或连词填空
题目
用适当的介词,副词或连词填空
The clever girl always competes___her classmstes___the first place.
The number___the people coming here is large.
I had a fight___my parents.
We can get along well____our friends.
If you meet new words,please look____the dictionary.
I'm worried____me school grades.
Now many children feel good_____themselves.
They have more time____proper communication.
Can you exrlain____me how to do this math problem?
I think gift giving is different___different countries.
答案
with in of with with up about at for to from
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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