1 light pollution happens. Animals change their behavior Unless…………………………………………………….

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1. color[violet][Answer :]

   1. Unless animals change their behavior, light pollution will happen.

   2. Before we came to the village, it stopped raining.

   Explain :

   1. Unless + S + V, S + V

   2. Before + simple past, past perfect

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   color{lightyellow}{#anhngocha2007}

    

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