Edit the following sentence, making sure that it is grammatically correct:
The temperatures have risen sharply over the past few years
The sentence is already grammatically correct, and no edits are necessary.
Complete the following task based on the instruction and optional input provided.### Instruction:
Edit the following sentence, making sure that it is grammatically correct:

### Input:
The temperatures have risen sharply over the past few years

### Output:
The sentence is already grammatically correct, and no edits are necessary.