Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:
Go through the passage and edit it so that every sentence follows a similar verb tense (e.g. present, past, or future).

### Input:
John starts the process of cleaning the kitchen. He scrubbed the countertops and spraying down the cabinets. Then he swept the floor and mops it.

### Response:
John starts the process of cleaning the kitchen by scrubbing the countertops and spraying down the cabinets. He then sweeps the floor and mops it.