Слово eat просклонять по временам в simple, в предложениях. .

Present Simple: I eat
Past Simple: I ate
Future Simple: I will eat

Present Perfect, Past Simple, Past Continuous или Past Perfect. 1. They (told) me yesterday that you (had got) an excellent mark. 2. When did you (receive) a letter from your friend? 3. Our grandmother (was cooking) dinner from twelve till three yesterday. 4. Look! What beautiful flowers she (is buying)! 5. They ( travelled) along the coast of Africa last year. 6. We (have not  seen) each other for ages. 7. They (have  eaten) all the apples which I (brought). 8. When the children (had had) dinner, they (went) for a walk. 9. Last summer we ( lived) in the country and (went) to the river every day. 10. My sister ( spent) a lot of money yesterday. 11. She is so upset: she (has lost) the key to the front door. 12. By the 1st of September all the children (had returned) from the country. 13. Columbus ( discovered) America 500 years ago. 14. Columbus (did not  know) that he (had discovered) America. 15. I have already ( read) five English books. 16. He (had discussed) the problem with a lot of people before he (took) a decision. 17. Mother (has baked) a delicious cake! Sit down at the table and let's eat it! 18. She (was reading) an English book the whole evening yesterday. 19. I have never ( been) to Greece. 20. Have you ever ( been) to the Niagara Falls? 21. At this time yesterday they (were sitting) on the sofa and (listening) to their grandmother who (was telling) them fairy-tales. 22. My friend has just ( rung) me up from London. 23. I (was standing) at the tram-stop when it ( began) raining. 24. We (have not  skated) since last winter.

1)  Did he swim better last year? (общий, т.к. ответить можно -да , или -нет))
2)   Did he swim better  or worse last year? ( альтернативный, т. к. есть разделительный союз -или в вопросе)
3)  When did he swim better? (специальный вопрос т. к. начинается со специального вопросительного слова _когда, и ответ требуется специальный на такие вопросы-где, куда, когда, зачем и т.д.)
4)  He swam better last year, didn't he? ( разделительный вопрос, состоит из 2 частей:  - повествовательного предложения- утвердительного или отрицательного и после запятой на конце предложения следует вопрос-хвостик - не так ли?)
 5)  Who swam better last year? (вопрос к подлежащему начинаем с вопросительного слова Who - кто?)