.(Перевести на . он сказал ,что пишет сочинения два раза в неделю. он сказал ,что сейчас пишет сочинение. он сказал ,что пишет сочинения с пятого класса. он сказал ,что написал два сочинения на этой неделе .он сказал ,что никогда не
писал таких сложных сочинений.).

He said that he had written compositions twice a week.
He said that he was writing an essay.
He said that he had been writing compositions since the fifth grade.
He said that he had written two compositions this week.
He said that he had never written such complex (difficult)  compositions.