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Direction.
In the following questions, a sentence has been given in Direct/Indirect Speech. Out of the four alternatives suggested select the one which best expresses the same sentence in Indirect/Direct Speech
He said, I clean my teeth twice a day.
He said that he cleaned his teeth twice a day.
He said that he cleans his teeth twice a day.
He said that he used to clean his teeth twice a day.
He said that he is used to cleaning his teeth twice a day.