Y=(корень)cos x
производная

1. We played chess with Tomas yesterday.

2. We broke the rules.

3. He went to school yesterday.

4. They stood next to the bus stop.

5. She listened to music yesterday.

6. I sent an e-mail last week.

7. You did your homework yesterday.

8. They could swim when they were 4.

9. He took all sweets.

10. She ran yesterday.

11. We won a football match yesterday

12. My father worked last month.

13. We found a big tree in the garden yesterday.

14. She built a sandcastle yesterday.

15. I got a good mark yesterday.

ответ:1. We (played) chess with Thomas yesterday.

2. We (violated) the rules.

3. He (went) to school yesterday.

4. They (stood) next to the bus stop.

5. She (listened to) music yesterday.

6. I (sent) an email last week.

7. You (did) your homework yesterday.

8. They (are able to) swim when they were 4 years old.

9. He (took) all the sweets.

10. She (ran) yesterday.

11. We (won) yesterday's football match

12. My father (worked) last month.

13. We (found) a large tree in the garden yesterday.

14. She (built) a sand castle yesterday.

15. I (got) a good mark yesterday.

Пошаговое объяснение:1. Мы (играли) в шахматы с Томасом вчера.

2. Мы (нарушали) правила.

3. Он (пошел) в школу вчера.

4. Они (стояли) рядом с автобусной остановкой.

5. Она (слушала) музыку вчера.

6. Я (отправил) электронное письмо на неделе.

7. Ты (сделал) свою домашнюю работу вчера.

8. Они (умелт) плавать, когда им было 4 года.

9. Он (взял) все сладости.

10. Она (бежала) вчера.

11. Мы (выиграли) вчерашний футбольный матч

12. Мой отец (работал) в месяце.

13. Мы (нашли) большое дерево в саду вчера.

14. Она (строила) замок из песка вчера.

15. Я (получил) хорошую отметку вчера.