We are good friends now.

我们现在是好朋友了。

Sally and I are good friends.

莎莉和我是好朋友。

Then they were good friends.

然后他们成了好朋友。

Good friends are often genetically similar.

好朋友通常在基因上相似。

I believe (that) we shall become good friends.

我相信我们会成为好朋友。

Since then, I made so many good friends.

从那时起，我交了很多好朋友。

She said, I became good friends with my boat.

她说：“我和我的船成了好朋友。”

I'm sure that when I am older we will still be good friends.

我相信当我长大后我们仍然会是好朋友。

He has become more outgoing and made some good friends in school.

他变得更加外向，并在学校交了一些好朋友。

She has several good friends.

她有几个好朋友。