How much does it cost to become a member?

　　要成為會員得花多少錢？

　　The situation might all too easily have become a disaster.

　　這形勢本來是很可能成為一場大災難的。

　　Students should aim to become more independent of their teachers.

　　學生應該努力逐漸減少對老師的依賴。

　　I see he's become a family man.

　　我發覺他已變得很戀家。

　　The environment has become a very hot issue.

　　環境已成為很熱門的話題。