Auxiliary verbs like and would . They don't take an '-s' in the third person.
We usually omit articles for abstract nouns or plurals used in a general sense (e.g., Life is beautiful ). C — Countable and Uncountable Nouns An A-Z of English Grammar and Usage
Used for specific items known to the listener. Auxiliary verbs like and would
Used for non-specific things. Use an before a vowel sound (e.g., an hour , but a university ). An A-Z of English Grammar and Usage
You say fewer for countable nouns and less for uncountable nouns. I — Its vs. It’s A frequent point of confusion: