Question

Example: Sarah (go) went to the dentist because she (have) had had a toothache for 2 days. 2. 1. Sarah (go) to the dentist because she (have) a toothache for 2 days. 3. 2. I (send) a message to Ann before I (leave) the house. 4. 3. I (book) a table before we (arrive) at the restaurant. 5. 4. Lenny told me he (buy) new sneakers the day before. 6. 5. We (be) surprised that Martin (be) late for the meeting. 7. 6. The teacher (understood) that Nick (not/do) his homework. 8. 7. He (eat) all the sweets before they (have) dinner. 9. 8. Kelly (clean) the house before she (invite) the guests.

Answer 1

1. Sarah went to the dentist because she had had a toothache for 2 days.
2. Sarah went to the dentist because she had a toothache for 2 days.
3. I sent a message to Ann before I left the house.
4. I booked a table before we arrived at the restaurant.
5. Lenny told me he bought new sneakers the day before.
6. We were surprised that Martin was late for the meeting.
7. The teacher understood that Nick hadn't done his homework.
8. He ate all the sweets before they had dinner.
9. Kelly cleaned the house before she invited the guests.

Answer 2

1. Sarah went to the dentist because she had had a toothache for 2 days. This sentence is in the past simple tense. It indicates that Sarah had a toothache for 2 days and then decided to go to the dentist. The use of "had had" in this sentence is the past perfect tense, indicating that the toothache had already been present before the action of going to the dentist.

2. Sarah went to the dentist because she had a toothache for 2 days. This sentence is also in the past simple tense. It conveys the same meaning as the previous