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判断时态情况: 1.主句是一般现在时,从句可以为各种时态。 2.主句是一般过去时,从句要用相应过去时态。 注意:从句描绘客观事实、真理、自然现象等,从句时态不受主句时态限制,仍用一般现在时。 例句:He answered that he was listening to me. Father told me that practice makes perfect . (责任编辑:admin) |