By Singular nouns, Past tenses

These terms (this/that/these/those) are a little bit interchangable. (For example, I could have said, "Those terms" instead of "These terms.") This and That are used with singular nouns (This idea) and These and Those are plural (These ideas). It has nothing to do with present or past tense. It...

My dream moves on. As long as you have a singular noun before the verb, you need the -s, unless you're using a past tense, obviously.

1) Derivation often changes the word's lexical category, but not always: great (adjective) => great+ly => greatly (adverb) dog (noun) => dog + house => doghouse (noun) 2) Inflection doesn't change the word's lexical category. It adds meaning: number, person, tense: Number: dog (singular noun)...

Say the right words in the right order. Make subjects and verbs agree in number. Use the correct case for all pronouns. Add "ed" to form the past tense. Add "s" to form plurals. Add "'s" to form possessives. Invert subject and verb in a question. Don't use a countable singular noun without an...