我认为火星上有生命，因为科学家已在那儿找到了水。
I think that there's life on Mars because scientists have found water there.
我不再惧怕！因为上帝已在那里！
有人告诉我我的一篇文章已在那家杂志上重印再版。
I am told that one of my articles has been reprinted in the magazine.
我发现许多人已在那儿工作。
我第一次遇到简的时候，她已在那所学校干了10年了。
When I first met Jane, she had been working in that school for10years.
我第一次遇到简的时候，她已在那所学校干了10年了。
When I first met Jane, she had been working in that school for10years.
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