Idioms or idiomatic expressions are ways of expressing ideas that over time become accepted as standard usage in language even though they are often not readily understandable from their grammatical construction or from the meaning of their parts. Many idioms are created by adding a preposition to a basic verb, which forms a verb phrase known as a phrasal verb that is different from the meaning of the verb alone. For example, the verb "to drop" means “to let something fall.” In contrast, as a phrasal verb "drop in" means “to visit someone without having received an invitation,” whereas "drop out" means “to stop doing what one usually does.” You will find that many phrasal verbs have more than one meaning. For example, "turn in" means “to give something to someone,” as in "I turned in my test paper to the instructor." However, it can also mean “to go to sleep,” as in "Because it was late, I decided to turn in for the night." So...
David White is an Australian English teacher who has been living in Peru since 2001. In partnership with his wife Claudia, they are the owners of ¨English For You Language Institute´, an institute that specializes in the teaching of all levels of English from Basic (A1) to Advanced (C2) including international exam preparation. They are also the owners of ELT Educational Services and David is also the Headmaster of the American School, a respected bilingual ib school in Northern Peru.