Answer:
1) The children did not have to go to school but, they had a hard life.
2) The nights in the desert are cold but, in the day the desert was hot.
Explanation:
Simple grammar
I am not sure but these are an alternative form of writing so that you are able to pronounce the word.
I think the letters are for pronouncing "Anyone"
B; this revision corrects the run on sentence. The full stop achieves this by it's placement between the two ideas of "not believing how many cat videos there are" and how "someone sends a new one everyday".<span />