Re-arrange the words to make meaningful sentences

I. Re-arrange the words to make meaningful sentences.

1. she / is / aunt / although / lives / My / poor. / happily /

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2. traffic / are / rush hours. / always / There / jams / during /

3. will be replaced/ Coal/ renewable source. / by another /

4. live / Many / the / people / country. / prefer / in / to /

5. to save / will reduce / our energy. / the use of electricity / We /