正确朗读下面的句子,并在句子末尾标出升调╱或降调╲
题目
正确朗读下面的句子,并在句子末尾标出升调╱或降调╲
May I borrow your knife?
Does he like playing computersgames?
Is she pretty and funny?
Are you a middle school student?
Do your parents like to watch TV
Am I clever?
What colour do you like best?
Can I help you?
It‘s time to have an English class now.
Are they in Class 1,Grade Seven?
答案
May I borrow your knife?
Does he like playing computersgames?
Is she pretty and funny?
Are you a middle school student?
Do your parents like to watch TV
Am I clever?
Can I help you?
以上全用升调（一般疑问句）
What colour do you like best?
It‘s time to have an English class now.
这两个用降调（陈述句及特殊疑问句）
Are they in Class 1╲,Grade Seven╱?
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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