Supply the correct sentence to complete the following.
Children with ADHD may be unable to stay ____ for very long.
Children with ADHD may be unable to stay focused for very long.
Complete the following task based on the instruction and optional input provided.### Instruction:
Supply the correct sentence to complete the following.

### Input:
Children with ADHD may be unable to stay ____ for very long.

### Output:
Children with ADHD may be unable to stay focused for very long.