Question: How to whistle?
Options:
Purse your lips by putting them together tightly while curling your tongue under. Blow steadily as you breathe out.
Purse your lips by putting them together tightly while curling your tongue over. Blow steadily as you breathe out.
Answer: Purse your lips by putting them together tightly while curling your tongue under. Blow steadily as you breathe out.