parents will once again nag their kids u____ they scrawl out a few hand-written
题目
parents will once again nag their kids u____ they scrawl out a few hand-written
a recent commentary on the Guardian`s website aske r____ whether thank-youletters ars still important in an age of e-mail and texts.accompanied by fluttering eyelids and the hug I got just before he rushed off to s____ some time with his gift.
答案
until
readers
sorry
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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