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-.
The topic sentence is a sentence that is used at the beginning of a paragraph to tell the reader what it is that you are going to be talking about in that paragraph. Itâs very similar to the thesis statement that you may have learned about if you took an English composition class, except on a much smaller scale.