blackboard
[英][ˈblækbɔ:d][美][ˈblækbɔ:rd]
n.黑板;
复数：blackboards
造句：
1、Is that why you wrote that on the blackboard?
这就是你在黑板上写那些字的原因?
2、Why did you write that on the blackboard?
为何你要再黑板上写那些?
3、You guys stole my blackboard!
你们俩竟然偷了我的黑板!
4、Sign your name on the blackboard.
把你的名字写在黑板上.
5、What's all this stuff on the blackboard there? Huh? What's all that?
这黑板上都画的是什么东西?是什么?
