Introduction to prepositions

Prepositions are words that show how things relate to each other in time, place, or purpose. They can answer questions like when, where, and how. For example, prepositions can tell us if a box is under or over a hamster, when the hamster got a hat, or what

Meet the preposition

Some prepositions help describe moments in time. Learn more and enhance your powers of time wizardry!

Prepositions of time

Some prepositions help describe relationships between objects and their locations in space. David explains how!

Prepositions of space

Some prepositions describe relationships between people or things. These prepositions don’t include information about time or space.

Prepositions of neither space nor time

Types of prepositions and phrases

These prepositions are called compound prepositions, or multisyllabic prepositions. Like most prepositions, they have both literal and figurative meanings. David explains. 

Compound prepositions

Prepositional phrases are just that: phrases that begin with a preposition like "to" or "of". In the phrase "The stained glass of the cathedral in Spain", everything from "of" to "Spain" is part of a prepositional phrase. We use them to modify other words.

Prepositional phrases

It's totally okay to end sentences with prepositions! David, Khan Academy's grammarian-in-chief, explains the history and the context behind this long-held grammar myth.

Terminal prepositions

 Introduction to conjunctions

There are only seven coordinating conjunctions in English, and they are "for", "and", "nor", "but", "or", "yet", and "so", otherwise known as the FANBOYS conjunctions. Coordinating conjunctions (along with a comma) are the only conjunctions that can connec

Coordinating conjunctions

Subordinating conjunctions like "despite" and "although" are used to join independent and dependent clauses together. This is called a "complex sentence". "Although she couldn't stand him, Melinda took a cross-country trip with Jerry."

Subordinating conjunctions

Correlative conjunctions and starting sentences

Correlative conjunctions are pairs of words that connect ideas: "Either/or", "neither/nor", "both/and", "as/so", and "whether/or" are all examples of correlative conjunction pairs. When you see an "either", it's usually time to use its counterpart, "or".

Correlative conjunctions

Is it okay to begin a sentence with a conjunction like "but" or "because"? Yes. David explains why.

Beginning sentences with conjunctions

"FANBOYS" is a mnemonic device you can use to help remember the coordinating conjunctions of English. Team Grammar made this video, figuring that we couldn't very well cover conjunctions without writing a song, now could we?  If you're moved to make your o

關於我們

相關連結

支持我們