Unit2period2（Worldpower-Grammar教案（牛津版选修8）.doc

PAGE  PAGE 12 第8模块Unit 2 period 2（World power-Grammar）教案 ● Word power Step 1: Brainstorming 1. Guessing Game At the beginning of today’s class, let’s play a guessing game. Here are several cards, in each of which is written an instrument. I’d like one of you to give a brief description of them and other students to guess what they are. For reference 1. piano: a large musical instrument with a row of black and white keys which are pressed to play notes. 2. violin: a wooden musical instrument with four strings which is held against the neck and played by moving a  HYPERLINK /results.asp?searchword=bow bow across the strings. 3. guitar: a musical instrument with six strings and a long neck which is usually made of wood, and which is played by pulling or hitting the strings with the fingers. 4. cello: a wooden musical instrument with four strings, that is held vertically between the legs and is played by moving a bow across the strings. 5. trumpet: a brass musical instrument consisting of a metal tube with one narrow end, into which the player blows, and one wide end. Three buttons are pressed in order to change notes. 6. horn: a curved musical instrument made of metal, which is narrow at the end you blow down to make a sound, and wider towards the other end. 7. flute: a tube-shaped musical instrument with a hole that you blow across at one end while holding the tube out horizontally to one side of you. 8. clarinet: a tube-shaped musical instrument which is played by blowing through a single reed and pressing the metal keys to produce different notes. 9. cymbal: a flat round musical instrument made of brass, which makes a loud noise when hit with a stick or against another cymbal. 10. bass drum: a large drum that produces a low sound2. Questions Do you know how to play the piano/violin/guitar? Have you ever seen a live orchestra performance or seen any orchestras playing on TV? What was it like? What is an orchestra like? What kind of music is performed b