A dealer in pre-owned books was tossing out textbooks and other material that wouldn't sell. I picked up two useful handbooks: "Hodges' Harbrace College Handbook" (120 pp. grammar section) and Prentice-Hall "Handbook for Writers." These two are readable. The definition of IN that I gave from Webster's (previous posting) began to nag at me. In, inside, enclosed, within are listed like synonyms but they are not. One may say that he is in pain, but not within, etc. pain unless he is engaging in literary embellishment. O'Trasno, sorry, but you used general, colloquial English, not preferred English. You get into a car or bus; not in a car or on a bus. In North America, it makes no nevermind, but it is a class identifier in England (among hundreds of others), even though one has perfected one's accent. (I hate this use of one, but when I started to read this thread, I was reminded of a hated teacher who insisted that using "you" was a sign of linguistic sloppiness and I deserved to end up on street corners selling apples). Up? Now there is another one...