Ответ:

Ответ в объяснении

Объяснение:

1. I have a problem with my computer.

2. We saw that movie yesterday.

3. I have just been to John's room.

4. I have not begun my homework three hours ago.

5. He did not sleep yesterday.

6. They forgot my birthday last year.

7. They have been traveling around the world lately.

1. I have already had a problem with my computer. (Present Perfect)

2. We saw that movie yesterday. (Simple Past)

3. We have just been to John's room. (Present Perfect)

4. I had not begun my homework three hours ago. (Past Perfect)

5. He did not sleep yesterday. (Simple Past)

6. No sentence provided.

7. My uncle forgot my birthday last year. (Past Simple)

They have traveled around the world lately. (Present Perfect)