1. Will his new book be finished next year? 2. Is bread eaten every day? 3. Are many holidays celebrated

The future simple tense is used to talk about actions that will happen in the future. In English, this tense is formed by using the auxiliary verb "will" followed by the base form of the main verb. Here are the answers to the questions:

1. Will his new book be finished next year?
Explanation: The question is asking about the completion of a new book in the future. To answer it, we can say "Yes, his new book will be finished next year" or "No, his new book will not be finished next year" depending on the situation.

2. Is bread eaten every day?
Explanation: The question is asking about the regularity of eating bread. Since it is a general statement, we can answer it by saying "Yes, bread is eaten every day" or "No, bread is not eaten every day" depending on the context.

3. Are many holidays celebrated in our country?
Explanation: The question is asking about the number of holidays celebrated in our country. To answer it, we can say "Yes, many holidays are celebrated in our country" or "No, not many holidays are celebrated in our country" according to the facts.

4. Was I asked at the lesson yesterday?
Explanation: The question is asking if the speaker was asked something during the lesson that took place yesterday. The answer can be "Yes, you were asked at the lesson yesterday" or "No, you were not asked at the lesson yesterday" depending on the situation.

5. Was an interesting book given to me last Friday?
Explanation: The question is asking if the speaker received an interesting book last Friday. The answer can be "Yes, an interesting book was given to you last Friday" or "No, an interesting book was not given to you last Friday" based on the circumstances.

6. Are many houses built in our town every year?
Explanation: The question is asking about the number of houses constructed in our town on an annual basis. To answer it, we can say "Yes, many houses are built in our town every year" or "No, not many houses are built in our town every year" based on the facts.

7. Will this work be done tomorrow?
Explanation: The question is asking about the completion of a certain work in the future, specifically tomorrow. To answer it, we can say "Yes, this work will be done tomorrow" or "No, this work will not be done tomorrow" depending on the circumstances.

8. Were these words translated at the last lesson?
Explanation: The question is asking if certain words were translated during the previous lesson. The answer can be "Yes, these words were translated at the last lesson" or "No, these words were not translated at the last lesson" based on the situation.

9. Are Christmas presents packed and put under the Christmas tree every year?
Explanation: The question is asking about the tradition of packing and placing Christmas presents under the Christmas tree annually. To answer it, we can say "Yes, Christmas presents are packed and put under the Christmas tree every year" or "No, Christmas presents are not packed and put under the Christmas tree every year" based on the customs.

10. Was St. Petersburg founded in 1703?
Explanation: The question is asking about the year when St. Petersburg was established. The answer can be "Yes, St. Petersburg was founded in 1703" or "No, St. Petersburg was not founded in 1703" depending on the historical facts.

11. Was the key found under the table yesterday?
Explanation: The question is asking if the key was discovered under the table on the previous day. To answer it, we can say "Yes, the key was found under the table yesterday" or "No, the key was not found under the table yesterday" based on the situation.

12. Will the meeting be postponed to next week?
Explanation: The question is asking if the meeting will be rescheduled for the following week. The answer can be "Yes, the meeting will be postponed to next week" or "No, the meeting will not be postponed to next week" depending on the decision.