What kind of question is this?
Answer:
The children are playing on the ground at the back of the house.
Is. "Everybody" is taken as singular.
Answer:
2nd
Explanation:
The 3rd one doesn't have a lot to do with teeth
The fourth one is off topic
The first one is a fact more then evidence
The 2nd one makes sense.
Answer:
Never gonna
give you up,
Let you down,
make you cry
Run around and desert you
Explanation: