黑板旁是老师的讲桌。

There s a teacher 's desk next to the blackboard .

这是一张老师的讲桌。

This is a teacher's desk.

这是一张新的木质讲桌。

This is a new wooden teacher's desk.

你能看见老师的讲桌吗?。

Can you see the teacher's desk?

那是老师的讲桌。

It is the teacher's desk.