why do you think people all over the world want to learn Chinese?

Because more and more people want to go to China for the purpose of travelling ,working and so on.

Because China is becoming more and more big and powerful!

因为SHE得歌太好听了

你为什么认为全世界的人都想学中文

because Chinese is beautiful

在你看来，为什么全世界的人都想学中文？