I'm your new teacher this term.

这个学期我是你们的新老师。

They ask question like Li Lei, is it in your right hand?

“李磊，橡皮擦在你右手里吗？”

I live in a tall building in the city of Beijing.

我住在北京市的一幢高楼里。

Yes, I am. How did you guess?

是。你怎么猜到的？

Thank you for the beautiful present!

感谢你漂亮的礼物！

In the Northeast it will be fine.

东北天气晴朗。