If you do your homework c__________,you will make less mistakes.
题目
If you do your homework c__________,you will make less mistakes.
Everyone should improve our environment and a________ air pollution.
We shouldn't pay much a________to the computer games.
答案
carefully
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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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