Question

1. He will not do his studies. (Change into simple past)
2. He didn't change his mind. (Change into simple present)
3. When did you reach home? (Change into future perfect.).
4. Mike is riding a horse. (Future continuous)
5. She helps her brother. (Simple past)​

Answer 1

Answer:

1. He did not do his studies.

2. He does not change his mind.

3. When will you have reached home?

4. Mike will be riding a horse.

5. She helped her brother.

Explanation:

1. Change will[simple future] to did[simple past]

2. Didn't=did not. did{simple past} changes to does[simple present]

3. Did you[simple past] changes to will have [future perfect]

4. Is riding[present continuous] changes to will be riding [future continuous]

5. Helps [simple present] changes to helped[simple past]