What can you see in the blackboard?
在黑板上你能看到什么？
黑板向内。
So this one is in the blackboard, so I call that positive.
这个向黑板里面，所以它是正的。
He took down everything that his teacher had written in the blackboard.
他把老师写在黑板上的东西都抄了下来。
In front of the blackboard is the teacher's desk.
黑板前面是老师的讲桌。
The torque in this case would be out of the blackboard .
这里的力矩，会超过黑板的范围。
There is a big desk and a blackboard in the front of our classroom.
我们的教室前边有一张大桌子和一块黑板。
Please do it in front of the blackboard.
请到黑板前来做这个练习。
In the film, an artist drew pictures of two faces on a blackboard.
在影片中，一位艺术家在黑板上画了两幅面孔图画。
He is standing in front of the blackboard, his back towards us.
他站在黑板面前，背对着我们。
He sat in front in order to look at the blackboard clearly.
他坐在前排，以便清楚地看见黑板。
The blackboard in the classroom was read: Happy birthday to you!
教室的黑板上写着：祝你生日快乐！
There is a blackboard in the front of the classroom.
教室的前面有一块黑板。
There is a blackboard in the front of our classroom.
莪们的讲堂前边有一块黑板。
They are standing in front of(before)the blackboard.
他们正站在黑板前面。
Don't stand in front of me. I can't see the blackboard.
别站在我前面。我都看不见黑板了。
Our teacher told us to pay attention to the blackboard in class.
我们老师叫我们上课要注意黑板。
There's a blackboard in the front of the classroom.
教室的前面有一块黑板。
There is a desk in front of the blackboard.
黑板前面有一张课桌。
There are forty desks and a blackboard in the classroom.
教室里有一块黑板和四十张桌子。
Who is the boy that is talking to Jane in front of the blackboard?
那个在黑板前同简说话的男孩是谁？
Who is the boy that is talking to Jane in front of the blackboard?
那个在黑板前同简说话的男孩是谁？
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