Here are the rewritten sentences in the Present Simple passive, starting with the underlined words:
2. These T-shirts are sold in online shops.
3. St Andrew's Day is celebrated in Scotland.
4. Very good cars are made in Germany.
5. A lot of emails are written every day.
6. The animals are fed early in the morning.
**Explanation**:
The passive voice is formed using a form of the verb "to be" (is, are) + the past participle of the main verb. The subject of the passive sentence is the receiver of the action, not the performer.
* Original: They sell these T-shirts in online shops. (Active)
* Passive: These T-shirts are sold in online shops.
* Original: We celebrate St Andrew's Day in Scotland. (Active)
* Passive: St Andrew's Day is celebrated in Scotland.
* Original: They make very good cars in Germany. (Active)
* Passive: Very good cars are made in Germany.
* Original: They write a lot of emails every day. (Active)
* Passive: A lot of emails are written every day.
* Original: He feeds the animals early in the morning. (Active)
* Passive: The animals are fed early in the morning.