This section is from the book "Lessons In English", by Chestine Gowdy, Lora M. Dexheimer. Also available from Amazon: Lessons in English.
Do not use the plural forms these and those as adjuncts of singular nouns.
These plural forms are often incorrectly used with kind and sort. Say thai kind of men, not those kind of men, unless you wish to speak of more than one kind.
Bead these sentences to yourself until they seem familiar.
1. I do not understand that kind of persons.
2. This kind of apples keep well.
3. These two kinds of plums do well in this state.
4. That kind of men have many friends.
5. I never saw that kind of flower before.
6. This kind of peaches ripen early.
7. That kind of insects do great injury to corn.
8. Did you ever see this kind of beetle before?
9. Those kinds of apples are not hardy here.
Write sentences in which you use this kind of this sort of that kind of that sort of these kinds of and those sorts of .
 
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