问题昨天已经提出来了.翻译：The problem has been come up withyesterday.是现在完成时还是过去完成时
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问题昨天已经提出来了.翻译：The problem has been come up withyesterday.是现在完成时还是过去完成时
The problem has been come up with yesterday.还是
The problem had been come up withyesterday.?
如果是问题以前以前提出来了是The problem has been come up with before还是The problem had been come up with before?
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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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