The Prepositions ON, AT, IN, BY

source: JamesESL English Lessons (engVid)   2016年5月10日
English for Beginners: Prepositions are short words that help us express location, time, and other relationships between people and things. Some examples of prepositions are: on, at, in, and by. Do you know how to use them? For example, do we say, "I am on a taxi" or "in a taxi"? Do you like to travel "in a plane" or "by plane"? After watching this simple but useful lesson, you will know exactly which preposition to use in any situation.
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