Present Perfect
by Nathaly Yule Ramos
1. Negative
1.1. S + have/has + not + participle
1.2. EXAMPLE:
1.3. I have not tied sushi before
2. Interrogative
2.1. Have/has + S + past participle
2.2. EXAMPLE:
2.3. Have you tried sushi before?
3. Affirmative
3.1. S + have/has + past participle
3.2. EXAMPLE:
3.3. I have tried sushi before.
