1.The doctor was killed last month,but the police have not____who did it.
题目
1.The doctor was killed last month,but the police have not____who did it.
A.looked for B.found C.looked D.find out
2.Can you___(指点)me the way to the post office?
3.He was once a thief,he has criminal record for_____(thief).
4.John is the first one____(leave)school every day.
答案
D
tell (points to)(show)
theft
to leave
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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