She tried to concentrate on her studies despite the noise.
She can hardly concentrate when she’s tired.
She concentrates on her studies in the morning.
We need to concentrate on improving the system.
It’s impossible to concentrate with so much noise.
A student submits a late assignment to her professor after staying up all night to finish it because she was sick for three days and could not concentrate on her work
A student submits a late assignment to her professor after staying up all night to finish it because she was sick for three days and could not concentrate on her work so she writes an apology email explaining the situation
A student submits a late assignment to her professor after staying up all night to finish it because she was sick for three days and could not concentrate on her work so she writes an apology email explaining the situation and attaches a medical certificate as proof
A student submits a late assignment to her professor after staying up all night to finish it because she was sick for three days and could not concentrate on her work so she writes an apology email explaining the situation and attaches a medical certificate as proof hoping the professor will accept it without penalty
A student submits a late assignment to her professor after staying up all night to finish it because she was sick for three days and could not concentrate on her work so she writes an apology email explaining the situation and attaches a medical certificate as proof hoping the professor will accept it without penalty and give her a fair grade based on the quality of her work
A student submits a late assignment to her professor after staying up all night to finish it because she was sick for three days and could not concentrate on her work so she writes an apology email explaining the situation and attaches a medical certificate as proof hoping the professor will accept it without penalty and give her a fair grade based on the quality of her work which she believes reflects her true understanding of the topic.