Помогите пожалуйста перевести с прямой речью в косвенную речь:1)Chris :They are the most important problems these days. 2)Frank:I think many people understand they should protect the environment. 3)Chris :Do they really understand that? Im not quite sure, because factories dump waste into rivers,air pollution is getting worse too.

Chris said that they were the most important problems those days.
FRankl said that many people understand they should protect the environment.
Chris asked if they really understand that? he was not quite sure, because factories dumped waste into the rivers, air pollution was getting worse too.

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