A: The pool is filthy.

B: I forgot to put on the cover last night.

A: There are mosquitoes buzzing around it!

B: They lay their eggs in the stagnant water.

A: How are we supposed to go swimming?

B: You have to wait until I clean the pool.

A: Can you clean it now?

B: I have to, before more mosquitoes hatch.

A: Try not to get bitten!

B: I'd hate to be hospitalized for a mosquito bite.

A: If you are, make sure you finish the pool first!

B: Your concern over me is heartwarming.