Question

They played in the echoing tunnels of the underground city and sang of summer.(Turn into simple)​

Answer 1

Answer:they play in the echo tunnels of the underground city and sang of summer.

Explanation:

i just turned the sentence in simple tense as per the rules of tenses.

i hope it works...

Answer 2

Explanation:

By the time of playing in the echoing tunnels of the underground city they sang of summer