Question

I saw my mother and at once I ran to meet her.(Change into simple)

Answer 1

Answer:

I have seen my mother and I have ran to meet her .

Answer 2

Answer:

on seeing of my mother,I ran to meet her

Explanation:

In simple sentence-we use on+verb+ing

In compound sentence-we use and at once/and immediately

In complex sentence-we use As soon as,