9.For a successful business,friendly and ___ staff are essential.A.sufficient
题目
9.For a successful business,friendly and ___ staff are essential.A.sufficient
B.effective
c.efficient
D.respective
答案
c.工作高效的
举一反三
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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