. Раскройте скобки, употребите глагол в Present Simple или Past Simple,
4. My son (to be) a pioneer. He (to study) very well. He always (to prepare) his lessons. Yesterday he (to get) three good marks.

5. When you (to be) at the theatre last time? - I (to be) at the theatre two weeks ago last time.

6. I usually (to go) to bed at eleven o’clock in the evening. Yesterday my friends (to come) to see me and I (to go) to bed at one o’clock in the morning.

7. Where you (to be) yesterday? – I (to be) at the cinema. – You (to like) the new film? – Yes, I (to do).

8. Who (to give) you this magazine yesterday? – My friend (to do). – You (to read) it last night? – Yes, I (to do). – The articles in this magazine (to be) interesting? - Yes, they (to be).

9. Who usually (to prepare) his lessons in this room? – This student (to do).

4. My son is a pioneer. He studies very well. He always prepares his lessons. Yesterday he got three good marks.
Explanation: In this sentence, we are talking about a current situation (My son is a pioneer), so we use the Present Simple tense. We also use the Present Simple tense for habitual actions (He studies very well. He always prepares his lessons.) Lastly, we use the Past Simple tense to describe a completed action in the past (Yesterday he got three good marks).

5. When were you at the theatre last time? - I was at the theatre two weeks ago last time.
Explanation: The first question is asking about a specific point in the past (When were you at the theatre last time?). We use the Past Simple tense to answer this question (I was at the theatre two weeks ago last time).

6. I usually go to bed at eleven o’clock in the evening. Yesterday my friends came to see me and I went to bed at one o’clock in the morning.
Explanation: The first sentence describes a habitual action (I usually go to bed at eleven o’clock in the evening), so we use the Present Simple tense. In the second sentence, we are talking about a specific action in the past (Yesterday my friends came to see me), so we use the Past Simple tense. Lastly, we use the Past Simple tense again to describe another specific action in the past (I went to bed at one o’clock in the morning).

7. Where were you yesterday? – I was at the cinema. – Did you like the new film? – Yes, I did.
Explanation: The first question is asking about a specific point in the past (Where were you yesterday?). We use the Past Simple tense to answer this question (I was at the cinema). The second question is asking about a past action (Did you like the new film?), so we use the Past Simple tense to answer it (Yes, I did).

8. Who gave you this magazine yesterday? – My friend did. – Did you read it last night? – Yes, I did. – Were the articles in this magazine interesting? - Yes, they were.
Explanation: The first question is asking about a specific action in the past (Who gave you this magazine yesterday?). We use the Past Simple tense to answer this question (My friend did). The second question is also asking about a past action (Did you read it last night?), so we use the Past Simple tense to answer it (Yes, I did). The last question is asking about the quality of the articles in the magazine (Were the articles in this magazine interesting?), so we use the Past Simple tense to answer it (Yes, they were).

9. Who usually prepares his lessons in this room? – This student does.
Explanation: The first question is asking about a regular action (Who usually prepares his lessons in this room?). We use the Present Simple tense to answer this question (This student does).