1.too,much,you,might,to,do,sometimes,feel,you,have,work
题目
1.too,much,you,might,to,do,sometimes,feel,you,have,work
2.can,worrying,do,about,our,affect,we,at,school,how,problems
答案
1.sometimes,you might feel you have to do too much work.
2.Worrying about our problems can affect how we do at school.
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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