How to say hi and bye ("hallo und tschüss") in German?
How to say hi and bye ("salut et au revoir") in French?
How to say hi and bye ("hola y adiós") in Spanish?
How to say hi and bye ("こんにちは、さようなら") in Japanese?
How to say hi and bye ("ciao e ciao") in Italian?
How to say hi and bye ("你好,再见") in Chinese?
How to say hi and bye ("안녕 안녕") in Korean?