新概念第二册56课2页.doc

Lesson 56 Faster than sound 比声音还快【一】 lead-in 1. Do you like cars?2. How many kinds of brands of cars do you know?3. Have you ever seen a car race? What do you think of it?【二】 Vocabularysound n. 声音 sound n. 任何声音都可以 voice n. 人的声音 noise n. 和周围不和谐的声音, 躁音 v. 听起来 That sounds good. The news sounds real. adj. 合理的 , 有道理的, 通情达理的, 讲道理的（等于 reasonable） I have a piece of sound advice. 我有一个合理的建议。 +ly 一般变副词时 soundly