Yes, I can! I can sense a fake smile by how much it looks forced. When someone's smile is fake, they smile with just their mouth instead of their eyes. With this said, you can always tell a genuine smile by the eyes.
IELTS Speaking: Talking About Smiling
You might be asked about smiling in relation to emotions, politeness, or personality. It can come up in Part 1 or Part 3.
Useful Vocabulary
[Insert relevant vocabulary here]
Example Questions
Do you smile a lot?
When do people smile in your country?
Can smiling affect your mood?
Sample Speaking Part 2 Prompt
Describe a time you saw someone smiling. You should say:
who the person was
why they were smiling
how you felt seeing it
and explain the situation
Tips
Use adjectives to describe feelings. Make your answer relatable and positive.