About Nouns. Common and Proper Nouns

About Nouns. Common and Proper Nouns

common nouns are general and refer to non-specific entities, while proper nouns are specific names used to uniquely identify individuals, places, or things. The key difference is in the level of specificity and the capitalization of proper nouns.

Modal Verbs: must

Modal Verbs: must

Must with the indefinite infinitive is used in the present to express a strong obligation, necessity or deduction.   Examples: I must study for my exam. (strong obligation)