1. To put into service or employ for a purpose: I used a whisk to beat the eggs. The song uses only three chords. What this handout is about. This handout explains the most common uses of three kinds of punctuation: semicolons (;), colons (:), and dashes (—). After reading the handout, you will be better able to decide when to use these forms of punctuation in your own writing. It is used to join two or more clauses of equal importance or rank. The clauses joined by and express relationships such as time, cause and effect, contrast and condition. She won the prize and surprised us all. Use a comma to separate two or more adjectives describing a noun. Sometimes consecutive adjectives are used to describe a single subject with multiple qualities. This use of commas is similar to using them to separate items in a series, with one exception: it is incorrect to place a comma after the final adjective. 139 Responses to “When to use “on” and when to use “in”” Ramkarthik on July 01, 2007 4:38 pm. Very good and clear explanation. I never pick up the difference between these words. Places where you DO need to use an article: I need to go to the bank. Let’s go to the movies. My dad is in the hospital. She works at the post office. What time do you have to be at the airport? Please drop me off at the bus stop. She doesn’t like to go to the doctor or the dentist. use n noun: Refers to person, place, thing, quality, etc. (employment) usage nm nom masculin: s'utilise avec les articles le , l' (devant une voyelle ou un h muet), un. Ex : garçon - nm On dira le garçon ou un garçon. We hired a consultant to ensure we were getting the best use from our staff. In general, on is used to indicate touching and being supported by the top surface of (something), or moving to a position that is supported by something: The book is lying on the table. There is a lot of frosting on the cake. Thanks to Library Lady Jane for all her help in writing these grammar guides over the years. If you would like a regular serving of grammar-related awesomeness every day, go follow her on Twitter.