As the phrase 'If it does not sing, let's wait until the cuckoo sings' suggests, we should wait patiently until the opportunity comes.

I bought a new dress.

The children fed a flock of pigeons in the park.

The birds flocked and flew away to head south.

When I came out of the bath, the room was steamy.

This mountain was the stage for historical events.

I am good at making omelettes.

In ancient times, people often gathered and settled in the mountains to escape from wars.

Can you hear that dog's cry?

He is working hard to finish the remainder of the work.