正在看黑板的英文

看黑板1.Look at the blackboard请看黑板1.Please look at the blackboard2.Look at the blackboard,please3.blackboard ,please4.look at the blackboard（请）看黑板1.Look at the blackboard我正在看黑板1.I am l...

He is looking at the blackboard,but he can't see clearly.

是see the blackboard