71讲解教学.ppt

Lesson 71 A famouse clock ; Questions on the test:;New Words: parliament n. 议会 erect v. 建起 accurate adj. 准确的 official n. 官员，行政人员 Greenwich n. 格林尼治 observatory n. 天文台 check v. 检查 microphone n. 扩音器，麦克风 tower n. 塔; parliament n. 议会，国会; ※ erect v. 建起; ※ accurate adj. ; Greenwich n. 格林尼治; ※observatory ; ※Tower n. 塔 ;When you visit London, one of the first things you will see is Big Ben, the famous clock which can be heard all over the world on the B.B.C. If the Houses of Parliament had not been burned down in 1834, the great clock would never have been erected. Big Ben takes its name from Sir Benjamin Hall who was responsible for the making of the clock when the new Houses of Parliament were being built. It is not only of immense size, but is extremely accurate as well. Officials from Greenwich Observatory have the clock checked twice a day. On the B.B.C. you can hear the clock when it is actually striking because microphones are connected to the clock tower. Big Ben has rarely gone wrong. Once, however, it failed to give the correct time. A painter who had been working on the tower hung a pot of paint on one of the hands and slowed it down!;Language points: 1. one of +名词复数 （前面可以用序数词，最高级等修饰） 2. burn down 烧毁 3. take ones name from 以......命名 4. be responsible for 对......负责 5. to be of + 名词 表示人或物的特征 = adj. Be of importance=be important 6. not only......, but......as well= not only…but (also)… 不仅......而且 (就近原则） 7. have sth done 使某事被做 I will have my bike repaired/ have my hair cut. have sb do sth 使某人做某事 I will have him repair my bike. 8. be