Can you fix grammar (if have) for these sentences? - Does your report on the animals of western Africa discuss the potto, a small, slow-moving animal that spends most of its time in trees?

- Didn't you know that the Mexican painters Orozco, Rivera, and Siqueiros often depicted Mexican heroes and legends in their work?

-While people who are inactive give off about a quart of perspiration in a day, very active men and women can give off as much as twenty quarts in a day.

-"Who did you choose?" asked President Bush, wanting to know whether the nominating committee had followed his advice.

-Because of their razor-edged teeth and their eagerness to attack anything that moves, the piranhas of South America are the most ferocious of all fish.