15:35 May 23, 2009 |
English to Chinese translations [PRO] Education / Pedagogy | |||||||
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| Selected response from: Alvin Liu China Local time: 00:23 | ||||||
Grading comment
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Summary of answers provided | ||||
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3 +3 | 过去式与现在时的动词组合 |
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3 | 动词现在时、过去时的变位 |
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1 | (using) past tense and present perfect tense together |
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Discussion entries: 6 | |
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