1. Ví dụ: She has traveled to Paris.
Phủ định: She hasn't traveled to Paris.
Nghi vấn: Has she traveled to Paris?
Dịch câu có "for": She has traveled to Paris for a week.
Dịch câu có "since": She has traveled to Paris since last year.
Dịch câu có "already": She has already traveled to Paris.
Dịch câu có "yet": She hasn't traveled to Paris yet.
Dịch câu có "never" (hỏi bằng "ever"): Has she ever traveled to Paris?

2. Ví dụ: They have finished their homework.
Phủ định: They haven't finished their homework.
Nghi vấn: Have they finished their homework?
Dịch câu có "for": They have finished their homework for two hours.
Dịch câu có "since": They have finished their homework since this morning.
Dịch câu có "already": They have already finished their homework.
Dịch câu có "yet": They haven't finished their homework yet.
Dịch câu có "never" (hỏi bằng "ever"): Have they ever finished their homework?

3. Ví dụ: He has bought a new car.
Phủ định: He hasn't bought a new car.
Nghi vấn: Has he bought a new car?
Dịch câu có "for": He has bought a new car for his wife.
Dịch câu có "since": He has bought a new car since last month.
Dịch câu có "already": He has already bought a new car.
Dịch câu có "yet": He hasn't bought a new car yet.
Dịch câu có "never" (hỏi bằng "ever"): Has he ever bought a new car?

4. Ví dụ: We have seen that movie.
Phủ định: We haven't seen that movie.
Nghi vấn: Have we seen that movie?
Dịch câu có "for": We have seen that movie for three times.
Dịch câu có "since": We have seen that movie since it was released.
Dịch câu có "already": We have already seen that movie.
Dịch câu có "yet": We haven't seen that movie yet.
Dịch câu có "never" (hỏi bằng "ever"): Have we ever seen that movie?

5. Ví dụ: She has eaten sushi before.
Phủ định: She hasn't eaten sushi before.
Nghi vấn: Has she eaten sushi before?
Dịch câu có "for": She has eaten sushi for dinner.
Dịch câu có "since": She has eaten sushi since she visited Japan.
Dịch câu có "already": She has already eaten sushi.
Dịch câu có "yet": She hasn't eaten sushi yet.
Dịch câu có "never" (hỏi bằng "ever"): Has she ever eaten sushi?