Final answer:
Negative sentences can be formed by adding 'not' or using negative verb forms. The task provided requires turning positive statements into negative ones, which involves using negative contractions such as 'didn't' for past tense or adding 'not' after the auxiliary or modal verb.
Step-by-step explanation:
To change sentences into their negative forms, we have to add 'not' or use the negative form of verbs. Here is how each sentence would look in the negative:
- I did not lose anything yesterday.
- He did not fall off his bicycle yesterday.
- I do not do it well.
- They do not read books.
- You did not ask me any questions.
- She did not do everything.
- He does not do his homework.
- He did not buy any guavas.
- I do not sleep well.
- He does not teach English.
- He did not buy anything yesterday.
- He did not show me much respect yesterday.
- My friend does not work in London.
- He did not shut the door.
- We did not buy any grapes.
- They have not already finished their work.
- I am not fine too.
- Neither Sita nor Rita is not good.
- Hari does not frequently visit Pokhara.
- Everybody is not sitting there.