This list of countries by rail transport network size based on International Union of Railways data ranks countries by length of rail lines worked at end of year updated with other reliable sources. These figures also include urban/suburban mass-transport systems; as well as lines which are not used for passenger services. 1 List.
Review with students what a topic sen-. tence is. (The topic sentence is the sentence. containing the main idea of a paragraph-. often, but not always, the first sentence in. the paragraph.) Put a couple of good models. from the daily newspaper on the overhead-.
For you to write good topic sentences, you need to know what your paragraphs are going to be about. An outline will help you do that. 1  You donât have to write a formal outline using Roman numerals and the like. 2  Even a loose, idea-based outline can help you know what you want to discuss.