Употребите глагол в скобках в правильной форме. The swimming
pool (open) at 8,30 in the morning. Sometimes she (win) prizes. He
has got many books. He (read) a lot. She (practise) gymnastics. Jack
is a coach. He (train) young football players.​

The swimming pool opens at 8:30 in the morning. This means that the pool starts its operations or becomes available for use at 8:30 in the morning.

Sometimes she wins prizes. This means that on certain occasions, she is successful in obtaining or being awarded prizes.

He has got many books. This means that he possesses or owns a large number of books.

He reads a lot. This means that he engages in the activity of reading frequently or extensively.

She practices gymnastics. This means that she regularly engages in and trains in gymnastic exercises or routines.

Jack is a coach. This means that Jack is a person who instructs, trains, and guides other individuals who are interested in or involved in football.

He trains young football players. This means that Jack provides instruction, guidance, and practice sessions for football players who are young in age or are in the early stages of their football career.