我不玩网游所以无法回答你的第一个问题，我平时也搜集不少好听的欧美歌曲，你也可以试试看
Nothing on you
Only time
Falling for you
Bubbly
Tell me why—Lafee
Need you now--
Make you feel my love--Adele
Falling slowly
If you want me
I`m yours
The hill
Just she way you are
Someone like you
I`d rather be with you--Joshua Radin
The show-Lenka
Say hello--Rosie Thomas
Blue Monster -Bigbang
Imagine me without you
Stronger--Kelly Clarkson
Hey Jude
This is us--Backstreet Boys
Love you lately--Daniel Powter
Summer love--Eric Benet
Who says-Selena Gomez
Dying in the sun--The Cranberries
The saltwater room--Owl City
Shine your way--Owl City
Good time--Owl City
Firefly-Owl City
Gotta have you--The Weepies（这首是我最喜欢的）
先介绍这么多吧，希望你喜欢^-^
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