Ответы
2. **Affirmative:** My friend swims in the pool every Saturday.
**Negative:** My friend does not swim in the pool every Saturday.
**Interrogative:** Does my friend swim in the pool every Saturday?
3. **Affirmative:** Water boils at 100 degrees Celsius.
**Negative:** Water does not boil at 100 degrees Celsius under certain conditions.
**Interrogative:** Does water boil at 100 degrees Celsius?
4. **Affirmative:** Men like cars.
**Negative:** Men do not like cars.
**Interrogative:** Do men like cars?
5. **Affirmative:** That woman looks sad.
**Negative:** That woman does not look sad.
**Interrogative:** Does that woman look sad?
6. **Affirmative:** I like vegetables.
**Negative:** I do not like vegetables.
**Interrogative:** Do I like vegetables?
7. **Affirmative:** We eat junk food.
**Negative:** We do not eat junk food.
**Interrogative:** Do we eat junk food?
8. **Affirmative:** My parents visit me twice a year.
**Negative:** My parents do not visit me twice a year.
**Interrogative:** Do my parents visit me twice a year?
9. **Affirmative:** You cook in the kitchen.
**Negative:** You do not cook in the kitchen.
**Interrogative:** Do you cook in the kitchen?
10. **Affirmative:** She works every day.
**Negative:** She does not work every day.
**Interrogative:** Does she work every day?
11. **Affirmative:** You enjoy reading.
**Negative:** You do not enjoy reading.
**Interrogative:** Do you enjoy reading?
Remember that the negative and interrogative forms require the auxiliary verb "do/does" in the present simple tense, and "do" becomes "does" with third-person singular subjects.