Nowadays, pets can be found in many houses and apartments, how to support and act them have been a controversial question among the people.
I want to use this opportunity to teach you how to end a sentence. End that sentence! Put a period at the end, and be all done with it. :-)
Nowadays, pets can be found in many houses and apartments. The question of how to support them has been controversial among the people.
Do you see where I ended the sentence?
I'll also show you something about singular and plural:
First and foremost, animals are as emotional as the humans.-----Make them both plural, or make them both singular. But whatever you do, do it to both.