Etymology is the study of where words originate and how their meanings have changed over the years.
Answer:
Its not proven.
Explanation:
Some people commit mass shootings and dont play video games. some do. Some play Minecraft. Some play GTA. Some grew up in the wrong household, some grew up in a sketchy neighborhood. And some, well, some are just normal people who had one too many problems. Its not like war and violence didn't exist until Video Games.
Answer:
1) Dorothy watered the flowers two minutes ago.
2) We haven't get ready for the party yet
3) She finished washing up an hour ago
4) Did you visit an orphanage last year
5) Uncle Tom has already taken me to the school
6) Didn't you put your jacket in the morning?
7) Susan has never spent her summer in Italy
8) The children haven't return from the school yet.