Since 2 years ago, I think he is not mature enough to handle themselves and not enough responsibility. But for now, he might be better, and have more responsibilities.
Since last two years, I think he is not mature enough to handle their own responsibilities and not enough as they should. But for now, he could be better and I have more responsibility.
Since 2 years ago I think he is not mature enough to handle themselves and the responsibility is not as it should be. But for now, he may be better and more responsibility.