Directions: Judge whether each of the following statements is true or false. Put T for true or F for false in the bracket in front of each statement. If you think a statement is false, you must explain why you think so and give the correct version.

Intonation refers to a distinctive pattern of tones over stretch of speech in principle longer than a word, in other words, when pitch, stress and sound length are tied to the sentence rather than the word in isolation, they are collectively known as intonation.