YOU SAID:
He tries to convince his parents to buy a weight set, but Susan says he has to buy it himself.
INTO JAPANESE
彼は両親に体重セットを買うように説得しようとしますが、スーザンは自分でそれを買わねなと言います。
BACK INTO ENGLISH
He tryes to convince his parents to buy a weight set, but Susan says she should buy it herself.
INTO JAPANESE
彼は両親に体重セットを買うように説得しようとしますが、スーザンは自分でそれを買うべきだと言います。
BACK INTO ENGLISH
He tryes to convince his parents to buy a weight set, but Susan says she should buy it herself.
That didn't even make that much sense in English.