The 317.5km long Moscow Metro is the sixth longest subway system in the world. It is mostly underground, and serves the city of Moscow and the neighbouring towns Krasnogorsk and Reutov. State-owned enterprise Moskovsky Metropoliten owns and operates the metro system.
In prescriptive grammar, the topic sentence is the sentence in an expository paragraph which summarizes the main idea of that paragraph. It is usually the first sentence in a paragraph. Also known as a focus sentence, it encapsulates or organizes an entire paragraph. Although topic sentences may appear anywhere in a paragraph, in academic essays they often appear at the beginning. The topic sentence acts as a kind of summary, and offers the reader an insightful view of the writerâs main ideas for the following paragraph.
1 Write the details in a logical order when writing a narrative paragraph about a family event. 2  Use transition words such as first, next, then and the like to help the sentences flow. 3  Let a friend read the paragraph and give you feedback to help you revise and edit.rafting. Write a topic sentence to state the main idea that you want to communicate about your family. The topic sentence may appear anywhere in the paragraph, but putting the topic sentence at the beginning lets the reader know right away what the paragraph is about.