Compete the sentences with the Past Simple or the Present Perfect of the verb in brackets 1. I’m worried about Mary. She ill last week.(be)
2. I’m worried about Mary. She ill most of this week as well.(be)
3. I a lot of money this year. (earn)
4. I last year. (earn)
5. He hard this month (work)
6. My family in the USA when i was young. (live)
7. We the internet for five years. (use)
8. We the internet three times yesterday. (use)
9. Since she bought her new computer, Ann hundreds of emails. (write)
10. She an email to me last week. (write)

1. I’m worried about Mary. She was ill last week. (be)
Explanation: The sentence is talking about a past event, so we use the past simple tense "was" to describe Mary's illness.

2. I’m worried about Mary. She has been ill most of this week as well. (be)
Explanation: The sentence is talking about a situation that started in the past and continues into the present, so we use the present perfect tense "has been" to describe Mary's prolonged illness.

3. I earned a lot of money this year. (earn)
Explanation: The sentence is talking about an action that happened in the past, within the time frame of this year, so we use the past simple tense "earned" to describe the action of earning money.

4. I earned last year. (earn)
Correction: The sentence is incomplete and doesn't make sense. It needs a subject and additional information to be completed.

5. He worked hard this month. (work)
Explanation: The sentence is talking about an action that happened in the past, specifically within the time frame of this month, so we use the past simple tense "worked" to describe the action of working hard.

6. My family lived in the USA when I was young. (live)
Explanation: The sentence is talking about a past situation when the speaker was young, so we use the past simple tense "lived" to describe the action of living in the USA.

7. We have been using the internet for five years. (use)
Explanation: The sentence is talking about a situation that started in the past and continues into the present, indicating a duration of five years, so we use the present perfect tense "have been using" to describe the continuous action of using the internet.

8. We used the internet three times yesterday. (use)
Explanation: The sentence is talking about a specific action that happened in the past, specifically yesterday, so we use the past simple tense "used" to describe the action of using the internet.

9. Since she bought her new computer, Ann has written hundreds of emails. (write)
Explanation: The sentence is talking about a situation that started in the past (when Ann bought her new computer) and continues into the present, indicating a result (hundreds of emails), so we use the present perfect tense "has written" to describe the continuous action of writing emails.

10. She wrote an email to me last week. (write)
Explanation: The sentence is talking about a specific action that happened in the past, specifically last week, so we use the past simple tense "wrote" to describe the action of writing an email.