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發表於 2010-1-25 15:12
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[問題] 過去進行式
過去進行式
At the start of the semester, I did not understand the materials or the problems. I was confused when I read and tried to solve problems.
請問粗體字(read, tried)那裡可以用過去進行式嗎?
可以寫成 I was confused when I was reading and trying to solve provblems.
不行的話請解釋一下原因
thank you very much
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