Change the sentence using a modal verb.
He should complete the project by the end of the month.
It is necessary that he complete the project by the end of the month.
Complete the following task based on the instruction and optional input provided.### Instruction:
Change the sentence using a modal verb.

### Input:
He should complete the project by the end of the month.

### Output:
It is necessary that he complete the project by the end of the month.