Tham khảo tài liệu 'english pronunciation made simple phần 4', ngoại ngữ, ngữ pháp tiếng anh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Stress Rhythm and Intonation Lesson Oj Introducing Stress Rhythm and Intonation Thus far you have been studying the individual sounds of English. The sounds can be significantly affected by vocal features known as stress rhythm and intonation. These vocal features help to convey meaning and must be used correctly if you are to be completely understood. Stress is the first vocal feature we will deal with. Speakers must stress certain syllables in words otherwise the words would be misunderstood or sound strange. For example improperly placed stress when pronouncing invalid a chronically ill or disabled person may make it sound like invalid null legally ineffective . Stress can also change the meaning of a sentence. I saw a movie is different from T saw a movie. He won t go implies a meaning different from He won t go. In English proper use of stress enables you to clearly understand the difference between such words as the noun present a gift and the verb present to introduce to offer . Rhythm is the second feature we will present. Rhythm is created by the strong stresses or beats in a sentence. In many languages the rhythm is syllable-timed. This means that all vowels in all syllables are pronounced almost equally. Syllables are rarely lost or reduced as they are in English. For example a three-word phrase in your language is not likely to become two words. In English ham and eggs is squeezed into two words ham n eggs. This reduction results because English has a stress-timed rhythm. This means that its rhythm is determined by the number of stresses not by the number of syllables. English speakers slow down and emphasize heavily stressed words or syllables. They speed up and reduce unstressed ones. For example the five-word phrase I will see you tomorrow may become I ll seeya t morrow. Intonation is the final vocal feature you will learn about. Intonation patterns involve pitch and are responsible for the melody of the language. Speakers frequently depend more on .
