Tomorrow is Mother's Day. You are writing to your Mother.

1. I had my car serviced. (past simple)
- Обоснование: В данном случае, "I" передал свой автомобиль на обслуживание и процесс обслуживания был выполнен в прошлом.

2. George cuts his grass once a month. (present simple)
- Обоснование: Здесь "George" регулярно подстригает свой газон каждый месяц, и это происходит в настоящем времени.

3. Sam will have his beard trimmed. (future simple)
- Обоснование: Сэм обратится к парикмахеру для подравнивания своей бороды. Это произойдет в будущем, поэтому мы используем будущее простое время.

4. I have had my photograph printed. (present perfect)
- Обоснование: Здесь "I" сделал что-то, чтобы получить отпечаток своей фотографии. Этот процесс был завершен в прошлом и имеет отношение к настоящему времени. Поэтому мы используем настоящее совершенное время.

1. Your friend was a host last night. I can't wait to meet her again. (delight)
    Your friend was a delightful host last night. I can't wait to meet her again.

Explanation: We can replace the word "delight" with "delightful" to describe your friend's hosting skills. This means that her hosting was very enjoyable and pleasing to experience.

2. That was one of the most uncomfortable flights I have ever been on. The turbulence was awful. (fly)
    That was one of the most uncomfortable flights I have ever flown. The turbulence was awful.

Explanation: We can replace the word "fly" with "flown" to indicate that you have been on many flights before, and this particular flight was one of the most uncomfortable ones. "Flown" is the past participle of the verb "fly."

3. How can I begin to explain what we do here in the company? Well, basically, we are the people you come to if your windows are scratched and you want them to look new again. (basic)
    How can I begin to explain what we do here in the company? Well, basically, we are the people you come to if your windows are scratched and you want them to look new again.

Explanation: No additional words need to be inserted in this sentence as it is already complete. "Basically" is used here to introduce a simple explanation of the company's services. It is an adverb that provides a transition to the following explanation.