-When teachers change the singular nouns into plurals. The teachers try to help students change the singular nouns into plurals. Without a teacher present noun students each term and then randomly call students out to change it until the student understood the plural and singular nouns into plurals can be changed.
- When the instructor to change the singular noun is plural ago. Teachers try to assign students to change the singular noun is plural. Teacher card nouns to look at the words. Then randomly call students out of a plural. The students understand and can change the singular noun is plural.
- when the teacher to change the singular noun is plural. The teacher let student to change a singular noun is plural. The teacher show students to watch, one word noun Then randomly called students out change the plural.