At last, the lion was free! The lion and the mouse became best friends.

狮子终于自由了！狮子和老鼠成了最好的朋友。

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They became best friends as well.

他们也成为了最好的朋友。

youdao

We became best friends and share information regularly.

我们后来成为了朋友，经常互相交流信息。

youdao

So we grew up with each other and became like best friends and

我们一起长大，成了最好的朋友，然后

和朋友一起逛洛杉矶 - SpeakingMax英语口语达人

He and Mr. Bauer became best friends, people who know the two men say.

WSJ: The Confessions of an Inside Trader

The couple they became best friends with owned their own business and lived in a house worth triple the value of Dan and Tammy's.

NPR: Weak Housing Market May Not Be Signal to Buy

The two quickly became best friends -- like brothers, Brendan said.

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