"Can" is used for ability in the present or future, while "could" is used for ability in the past or for possibility.

in

A gerund is a verb form ending in "-ing" that can be used as a noun.

"Much" is used with uncountable nouns, while "many" is used with countable nouns.

"Who" is used to refer to people, while "that" can refer to people or things.

Apostrophes are used to show possession, contractions, and plurals of letters or numbers.

"Amount" is used with uncountable nouns, while "number" is used with countable nouns.

"The" is used to refer to specific nouns or name something for a second time.

"Shall" is often used for suggestions, offers, and first-person questions, while "will" is more general and used for future tense.

"There" is an adverb indicating place or existence, while "their" is a possessive pronoun.

"Borrow" means to take something from someone else with the intention of returning it, while "lend" means to give something to someone else with the expectation

eaten

A colon is used to introduce a list, explanation, or quotation.