3 Answer the questions. Write complete sentences.
What ability did the scientists test?
They tested memory.
1 What could the chimpanzees remember?
2 How many seeds did the birds hide?
3 How big was the area that the birds used?
4 When did the birds return to look for the
seeds?

1. Helen asked Pete if he had played chess with his father the day before
 2. Kate said to her grandmother to help her to cook the soup.
 3. Mike said to the teacher that his sister knew two foreign languages.
4. The teacher asked children what they had prepared for that day.
5. Tom said to his sister he had seen her friend at the library the day before.
6. The teacher said to the pupils not to open their books.
7. She asked him if he could borrow her his textbook
8. My mother said to me that I would go to the cinema the next day
9. Mother said to Tom to go to bed
10. Nellie said to Pete that she had never seen his toys
11. He asked her if she had bought the dictionary
12. Grandfather asked Mary if she had got some marks at school
 13.  Our grandmother said to us we would go to the zoo the next day. 14. Mother said to Pete not to forget to wash his hands.
15. Nick said to his mother he was doing his homework.
16. Tom asked her if she knew the name of the man
17. Mike said to the teacher he had learnt a long poem
18. The man said to the boys not to play in the street.
19. My mother asked  me why I don't  drink my tea.
20. My friend asked me when I had received that letter.
21. Johnny said to his mother he had seen his friend at the stadium the day before.
 22.  The boys asked to Pete if he would play football with them.
23. The teacher said to the 8BIA grade they had already understood the theme speech and she was so happy then.
24. Ada asked me where I had seen such trees.

The day will be especially good for those who are engaged in some kind of large-scale, complex and important projects. Are you sure he is right, do not spend time on doubts and experiences, in time to make the right decision - and for many become an example to follow. Be careful in dealing with the management of: head, inspired by your progress, willingly gives new orders, no regard for your time.Meanwhile overtime today desirable: firstly close need your attention, secondly, fatigue may lead to a deterioration in health.На русском:
День будет особенно удачным для тех, кто занят какими-то масштабными, сложными и важными проектами. Вы уверены в своей правоте, не тратите времени на сомнения и переживания, вовремя принимаете верные решения – и для многих становитесь примером для подражания. Будьте внимательны в общении с руководством: начальник, вдохновленный вашими успехами, охотно дает новые поручения, ничуть не считаясь с вашим временем.Между тем работать сверхурочно сегодня нежелательно: во-первых, близкие нуждаются в вашем внимании, во-вторых, переутомление может привести к ухудшению самочувствия.
На английском: