5. Составьте отрицательные предложения в Past Simple. I practiced swimming but I didnt practice diving.I) We learnt English but we ... German. 2) They went to America, but they ... to England. 3) We saw Jack, bin we ... his brother. 4) She ate an orange, but she ... an apple. 5) He taught anatomy, but he ... mathematics. 6) We met Boris, but we ... Ann. 6. Составьте вопросительные предложения.I took an exam yesterday. And you? Did you take an exam yesterday? 1) I watched a football match on TV yesterday. And your brother? ...? 2) I walked to the University. And you? ...? 3) They took part in competitions. And she? ...? 4) We won. And you? ...? 5) They lost. And you? ...? 6) He knew the answer. And she? ...? 7) We saw this film. And you? …? 8. Составьте вопросы. Начните с Who / What / How / Why...? I phoned somebody . Who did you phone?I) He bought something. What ... he ...? 2) I saw somebody. Who ... you ...? 3) They read something. What ...? 4.) He lived somewhere in America. Where ...? 5) They went somewhere last year. Where ...to? 6) He helped somebody yesterday. Who...? 7) They left home early yesterday. What time...? 8) He said something. What...? 9) She did something. What...? 10) I realized something. What...?

5.
1) didnt learn 
2) didnt go
3) didnt see
4) didnt eat
5) didnt teach
6) didnt meet

6.
1) Did he watch a football match on TV yesterday?
2)Did you walk to the university?
3) Did she take a part in competitions?
4)Did you win?
5)Did you lose?
6)Did she know the answer?
7) Did you see this film?

8.
1) did / buy
2)did / see
3) did they read
4)did he live in America
5) did they go to?
6)did he help yesterday
7) did they leave
8) did he say
9)did she do
10) did u realize