lǎo / shī / xiān / ràng / wǒ / men / pàn / duàn / zhè / jù / huà / shì / fǒu / shǔ / yú / zhēn / kěn / dìng / jù老师先让我们判断这句话是否属于真肯定句。The teacher first asked us to determine whether this sentence was a true affirmative.