这支铅笔是我的。

This pencil is mine.

youdao

我有一支铅笔。这支笔是爸爸送给我的礼物。

I have a new pen. The pen is a present from my dad.

youdao

我有一支铅笔。这支笔是爸爸送给我的礼物。

I have a new pen. The pen is a present from my dad.

youdao