1. Задайте во к предложению и ответьте на него отрицательно, используя наречие yet.
ПРИМЕР. I have seen this film. — Have you seen this film? — I haven’t seen this film yet.
1. I have written my friend a letter. —
2. The bus has turned to the right. —
3. She has put on my scarf. —
4. The girls have washed all the plates. —
5. We have been here many times. —

2. ответьте на во утвердительно или отрицательно в краткой форме.
ПРИМЕР. Have you been to Sochi? — Yes, I have. (No, I haven’t)
1. Have you read «Harry Potter»? —
2. Has your friend been to a football match? —
3. Have they visited History Museum this year? —
4. Have you already learnt to swim? —
5. Has your father had a car accident?

1

1. i havent written my f. a letter yet

2. the  bus hasnt turned ... yet

3. she hasnt... yet

4. the girl hasnt... yet

5. we havent been here many times yet

2

1/ yes i have

2. no they havent

3, no they havent

4. yes i have

no he hasnt

Объяснение: не забудь расставить запятые и аппострофы

1. I have written my friend a letter. — Have you written your friend a letter? — I haven’t written my friend a letter yet.

Обоснование:
The original sentence is in the present perfect tense, indicating an action that started in the past and has a connection to the present. To form a question in the present perfect tense, we use have/has + subject + past participle. To form a negative answer, we use haven’t/hasn’t + subject + past participle + yet. Therefore, the answer to the question is "I haven’t written my friend a letter yet."

Пояснение:
The sentence is asking whether the person has already written a letter to their friend. The answer states that the person has not yet written the letter but may do so in the future.

2. The bus has turned to the right. — Has the bus turned to the right? — Yes, it has. (No, it hasn’t).

Обоснование:
The original sentence is in the present perfect tense. To form a question, we use has + subject + past participle. To form a short affirmative answer, we use Yes, + subject + has/have. To form a short negative answer, we use No, + subject + hasn't/haven't. Therefore, the answer to the question is "Yes, it has" or "No, it hasn’t."

Пояснение:
The question is asking whether the bus has turned to the right. The answer confirms that the bus has indeed turned to the right.

3. She has put on my scarf. — Has she put on my scarf? — Yes, she has. (No, she hasn’t).

Обоснование:
The original sentence is in the present perfect tense. To form a question, we use has + subject + past participle. To form a short affirmative answer, we use Yes, + subject + has/have. To form a short negative answer, we use No, + subject + hasn't/haven't. Therefore, the answer to the question is "Yes, she has" or "No, she hasn’t."

Пояснение:
The question is asking whether she has put on the scarf. The answer confirms that she has indeed put on the scarf.

4. The girls have washed all the plates. — Have the girls washed all the plates? — Yes, they have. (No, they haven’t).

Обоснование:
The original sentence is in the present perfect tense. To form a question, we use have + subject + past participle. To form a short affirmative answer, we use Yes, + subject + has/have. To form a short negative answer, we use No, + subject + hasn't/haven't. Therefore, the answer to the question is "Yes, they have" or "No, they haven’t."

Пояснение:
The question is asking whether the girls have washed all the plates. The answer confirms that they have indeed washed all the plates.

5. We have been here many times. — Have we been here many times? — Yes, we have. (No, we haven’t).

Обоснование:
The original sentence is in the present perfect tense. To form a question, we use have + subject + past participle. To form a short affirmative answer, we use Yes, + subject + has/have. To form a short negative answer, we use No, + subject + hasn't/haven't. Therefore, the answer to the question is "Yes, we have" or "No, we haven’t."

Пояснение:
The question is asking whether they have been to that place many times. The answer confirms that they have indeed been there many times.

1. Have you read "Harry Potter"? — Yes, I have. (No, I haven’t).

2. Has your friend been to a football match? — Yes, he has. (No, he hasn’t).

3. Have they visited the History Museum this year? — Yes, they have. (No, they haven’t).

4. Have you already learned to swim? — Yes, I have. (No, I haven’t).

5. Has your father had a car accident? — Yes, he has. (No, he hasn’t).

Обоснование:
The questions in this part are in the present perfect tense. To form a question, we use have/has + subject + past participle. To form a short affirmative answer, we use Yes, + subject + has/have. To form a short negative answer, we use No, + subject + hasn't/haven't. The answers to the questions can be either Yes, they have/Yes, he has/Yes, I have or No, they haven’t/No, he hasn’t/No, I haven’t, depending on the specific situation being referred to.

Пояснение:
Each question is asking about a specific experience or action that happened in the past and has a connection to the present. The answers confirm whether the person has or hasn't had that experience or performed that action.