Fill in the gaps with the correct auxiliary verbs. ___ you swim? - No, I'm afraid of water.

___ you explain how to use the weight-lifting machine? - Certainly.​

Do you swim? "No, I'm afraid of water.

Do you explain how to use a weight-lifting machine? -  Certainly.​

DO you swim? -No, I'm afraid of water.

DO you explain how to use a weight-lifting machine? -  Certainly.​

Объяснение: