Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Who are all hosts when men's singles is Ma Wenge?

### Inputs:
table_name: table, columns: ['Season', 'Host', 'Mens Singles', 'Womens Singles', 'Mens Doubles', 'Womens Doubles']

### Response:
SELECT Host FROM table WHERE Mens Singles = Ma Wenge