G. J. Adler

“ Have I the notēs of the foreigners or those of my boy. — You have neither those of the foreigners nor those of your boy, but those of the great Turks. Has the Turk my fine horse. — He has it not. Which horse has he? — He has his own. Has your neighbor my chicken or my sheep? — My neighbor has neither your chicken nor your sheep. What has he? — He has nothing good. Have you nothing fine? ”

“ H. Rule. Adjectives and pronouns of the neuter gender, both singular and plural, are frequently employed substantively, as hoc, "this (thing) ", illud, "that (thing,) " haec, "these things," illa, "those things," triste, "a sad thing," multa, "many things," omnia, "all things," summum bonum, "the chief good".
Exercise 15. See the answers here.
Have you these horses or those? — I have not these, but those. Have you the coats of the French or those of the English? — I have not those of the French, but those of the English. Have you the pretty sheep of the Turks or those of the Spaniards? ”