They are cleaning the blackboard

黑板───blackboard;正在───In progress

The teacher is cleaning the blackboard with a board rubber.───老师正在用黑板擦擦黑板.

She got angry and wiped out her name on the blackboard.───她生气了,于是就把黑板上她的名字擦掉了.

Teacher conflagration, call armour to arrive before blackboard solution title.───老师大火, 就叫甲到黑板前面解题目.

He chalked the message on the blackboard.───他用粉笔把这条消息写在黑板上。

They were reviewing a lesson written on the blackboard in the Latinized Chinese phonetic script.───他们在复习用汉语拼音写在黑板上的一篇课文.

Can you see the words on the blackboard clearly?───黑板上的字你看得真 吗 ?

T : Who can put the finger's pictures beside words on the blackboard ?───四个小组派一名学生到黑板前比赛听音,将他们选好的手指图迅速地放在 板书 好的月份旁,初步了解学生的认知情况.

There was a blackboard with seven names chalked on it.───黑板上用粉笔写着7个人名。