 can can A can is a closed metal container that is usually shaped like a cylinder and That holds food drink or other liquids delivery delivery a Delivery is something that is taken to a person or place or something that is delivered dishonest dishonest dishonest means not honest Such as saying or likely to say things that are untrue imperfect imperfect Imperfect means having mistakes or problems or not perfect inexpensive Inexpensive Inexpensive means low in price or not expensive order Order To order means to place an order for something such as to request something from a company product product a Product is something that is made or grown to be sold or used spray Spray To spray means to put a stream of small drops of liquid on someone or something tidy tidy tidy means clean and organized or not messy towel towel A towel is a piece of cloth used for drying things unbelievable Unbelievable Unbelievable means difficult or impossible to believe uncomfortable Uncomfortable Uncomfortable means causing a feeling of physical or mental discomfort untidy Untidy Untidy means not neat or clean wrap wrap To wrap means to cover something by winding or folding a piece of material around it in this lesson You hear Anna using adjectives with negative prefixes prefixes come before a word and Change its meaning the prefixes in this lesson are in un this and in These prefixes give the opposite meaning to an adjective In this lesson Anna tells Pete that the product in his advertisement does not work Yes, I bought it. You said in your ad it was a perfect product This is not perfect. This is imperfect in this example imperfect means the opposite of perfect the prefix is M Why are there so many different prefixes to make the meaning opposite? One reason is that English has words from several different languages Words from German use the prefix fun But words from Latin use the prefix in the prefix in changes to M before adjectives that begin with P B and M as in impossible and imperfect The prefix in changes to ill before L as in illiterate or not able to read in changes to here before words that begin with are as in irresponsible or careless Now you try it Make the adjectives in this sentence have the opposite meaning By using prefixes My English is imperfect But I study with an unpaid course. Let's learn English So soon I will not be uncomfortable speaking English