Government investment in the arts, such as music and theatre, is a waste of money. Governments must invest this money in public services instead
Is this just a part of your prompt?
The arts play an important role in our lives in accordance of modern events.
.... what do you mean by this? I mean the second part!
These days, people often tend to enjoy better life by the help of
modern development, music and theatre are to be such things, people amuse themselves
You need to pay lots of attention to grammar. Try simple and short sentences. Have one sentence for one idea and avoid coupling ideas in one sentence. That would help you construct good sentences that can deliver your ideas clearly.