Тест Past Perfect vs Past Simple

Steve and John are musicians. Steve prefers rock, but John enjoys rap more. Also Steve is elder than John, so
Steve already from the university before John even started to learn music.

By that time Steve his album.

However, Steve`s album failed, because John his guitar before the recording. That`s why the sound was not so good.

Last summer John also started to write his own rap songs and Steve to help him a little bit.

But Steve refused at first. Then John to cooperate and create their own album mixing rock with rap. And they agreed!

By the time of recording their songs, one PR manager to the city.

Accidentally the manager entered to the recording studio and Steve and John singing.

Well, the manager them to sign the contract with their agency. And Steve and John did it! Now they are very popular in their country.