who do you think he is waiting for?中do you think 何成分
题目
who do you think he is waiting for?中do you think 何成分
我没钱,谁帮我?
答案
Do you think 后面不可加how,when,why,what这样的问句,只能是加陈述语句,像 Do you think we can get this done?Do you think you can afford a car?要问how,when,why,what得这样用,When do you think he will arriv...
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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