1、she uses her computer every day.(改为一般疑问) ____she___ her computer every day?
题目
1、she uses her computer every day.(改为一般疑问) ____she___ her computer every day?
2、i usually watch TV _on_saturday_evening_.(对划线部分提问)
____ _____you usually watch TV?
3、do they check the train timetable?(做否定回答)
no,____ _____.
答案
when do
一般这种都是用特殊疑问词打头的
they don't
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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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