I go to work ______ car. A) with my B) in my C) on my D) by E) through Correct Choice: D (by) Explanation in The Book: In choice A, it implies that you and your car go to work together. You can go to work with a person, but when you speak about the means of transport that you use to get there, you need to say; by car, by bus, by train, or on foot. http://www.e4thai.com/e4e/images/pdf2/English Grammar Reference Book_ - Jacqueline Melvin.pdf (Pages 84 - 85)