根据写出答句写出问句,根据问句写出答句
题目
根据写出答句写出问句,根据问句写出答句
1.A:___________________________________?
B:I'm doing my homework.
2.A:____________________________________?
B:I go to school at 8:00 a.m.
3.A:____________________________________?
B:I usually watch TV on weekends.
4.A:_____________________________________?
B:No,she's washing clothes.
答案
1 What are you doing?
2 When do you go to school/
3 What do you ususlly do on weekends?
4 Is she watching TV?
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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