1 Revision of tenses. Translate from Russian into English. 1. Он всегда ждёт своих друзей после школы. 2. Он сейчас ждёт своих друзей. 3. Он вчера ждал своих друзей после школы. 4. Вероятно, он будет ждать своих друзей после школы. 5. Она нецеете работает по субботам. 6. Она не работает сейчас. 7. Она вчера не работала. 8. Она надеется, что она не будет работать в следующую субботу. 9. Вы обычно обедаете в 2 часа? 10. Вы сейчас обедаете? 11. Во сколько вы обедали вчера? 12. Что вы будете есть на обед?

Sure, I can act as a school teacher and provide a detailed and comprehensive answer to this question. Here is the translation of the sentences from Russian into English:

1. He always waits for his friends after school.
2. He is waiting for his friends now.
3. He waited for his friends after school yesterday.
4. Probably, he will wait for his friends after school.
5. She doesn't work on Saturdays.
6. She is not working now.
7. She didn't work yesterday.
8. She hopes that she will not work next Saturday.
9. Do you usually have lunch at 2 o'clock?
10. Are you having lunch now?
11. What time did you have lunch yesterday?
12. What will you eat for lunch?

Explanation:
1. In this sentence, the present simple tense is used to express a habitual action.
2. Here, the present continuous tense is used to denote an action happening at the moment of speaking.
3. The past simple tense is used in this sentence to describe an action that occurred in the past.
4. The future simple tense is used here to express a possibility of an action happening in the future.
5. The present simple tense with negation is used to state that someone does not perform a certain action regularly.
6. The present continuous tense with negation is used to indicate that someone is not currently performing an action.
7. The past simple tense with negation is used to say that someone did not perform an action in the past.
8. The future simple tense with negation is used to express someone's hope or expectation regarding a future action.
9. The present simple tense is used with a question word to ask about a habitual action.
10. The present continuous tense with a question word is used to ask about an action happening at the moment.
11. The past simple tense with a question word is used to inquire about the time of a past action.
12. The future simple tense with a question word is used to ask about someone's plans or intentions regarding a future action.

Step-by-step solution:
1. Translate each sentence from Russian into English using the appropriate tense and word order.
2. Ensure that the verb tense matches the intended meaning and timeframe of the sentence.
3. Pay attention to the use of negation (not) and question words (when, what, etc.) where necessary.
4. Provide a clear and concise translation of each sentence, ensuring that it is understandable to a school pupil.
5. Include explanations for the use of each verb tense, including the meaning conveyed and the specific grammar rules involved.

I hope this detailed and comprehensive answer helps clarify the translation of the provided sentences. Let me know if you have any further questions or if there is anything else I can assist you with!