Sentence examples for can't concentrate from inspiring English sources

I can't concentrate.

"I can't concentrate otherwise".

"I can't concentrate," she said.

I can't concentrate, can't read.

I can't concentrate that long".

They can't concentrate on lessons".

"I can't concentrate in flats".

He starts the crossword, but can't concentrate.

I can't concentrate or focus on anything.

"I can't concentrate in class," she said.

"Students would be disruptive, and you can't concentrate at all.