[00:00.00] [00:00.00]Unit 1 When was it invented? [00:06.00]Section A [00:07.20]Ⅰ.听录音，选择最佳答语，每个句子听两遍。 [00:18.45]1.What are shoes with lights used for? [00:25.83]1.What are shoes with lights used for? [00:30.53]2.How were potato chips invented? [00:42.46]2.How were potato chips invented? [00:42.72]3.I think computer is the most useful invention. [00:49.93]3.I think computer is the most useful invention. [00:55.24]4.How was tea invented? [01:01.15]4.How was tea invented? [01:05.90]5.When was the computer invented? [01:11.73]5.When was the computer invented? [01:19.13]Ⅱ.听录音，判断正误，每个句子读两遍。 [01:26.13]1.Tea was invented by accident. [01:33.24]1.Tea was invented by accident. [01:38.73]2.I think the most useful invention is the light bulb. [01:46.61]2.I think the most useful invention is the light bulb. [01:53.13]3.I think the telephone was invented in 1876. [02:01.70]3.I think the telephone was invented in 1876. [02:06.68]4.The calculator was invented before the computer. [02:13.75]4.The calculator was invented before the computer. [02:18.91]5.I find it hard to get to sleep. [02:24.94]5.I find it hard to get to sleep. [02:29.36]Ⅲ.听录音，选择正确答案，每段对话读两遍。听第一段材料，完成第1小题。 [02:46.53]M:I think the most helpful invention is the computer. [02:50.36]W:I agree with you. [02:55.75]M:I think the most helpful invention is the computer. [02:59.69]W:I agree with you. [03:16.14]听第二段材料，完成第2~3小题。 [03:17.35]W:What do you think is the most useful invention,Jim? [03:19.76]M:I think it's the computer. [03:21.67]W:Why? [03:23.37]M:Well,it can help us do many things and it has been part of our life. [03:27.36]W:Who invented it? [03:28.82]M:I'm not sure.Let's find the information on the Internet. [03:39.91]W:What do you think is the most useful invention,Jim? [03:42.91]M:I think it's the computer. [03:45.48]W:Why? [03:46.65]M:Well,it can help us do many things and it has been part of our life. [03:51.40]W:Who invented it? [03:53.59]M:I'm not sure.Let's find the information on the Internet. [04:02.52]听第三段材料，完成第4~5小题。 [04:13.64]W:What's wrong? You don't look very happy. [04:17.80]M:Oh,I have to write a paper about the most important invention ever made．it's for my history class. [04:24.14]W:that's not too hard. [04:26.49]M:But I have to hand it in tomorrow. [04:29.18]W:Well,what invention are you going to write about? [04:32.83]M:Hmm,the computer.I guess. [04:35.31]W:Hmm,isn't everybody going to write about that? Maybe you should choose something older,like clocks. [04:42.64]M:No,I can't.I don't know anything about that.And I don't have much time to do research. [04:48.66]W:OK.Well,I'm sure you'll come up with something good. [04:52.40]M:What do you think is the most important invention? [04:55.42]W:Me? Let's see...Uh,chocolate! [05:06.35]W:What's wrong? You don't look very happy. [05:09.19]M:Oh,I have to write a paper about the most important invention ever made．it's for my history class. [05:16.65]W:that's not too hard. [05:21.39]M:But I have to hand it in tomorrow. [05:21.66]W:Well,what invention are you going to write about? [05:24.92]M:Hmm,the computer.I guess. [05:27.49]W:Hmm,isn't everybody going to write about that? Maybe you should choose something older,like clocks. [05:34.75]M:No,I can't.I don't know anything about that.And I don't have much time to do research. [05:40.83]W:OK.Well,I'm sure you'll come up with something good. [05:44.68]M:What do you think is the most important invention? [05:47.48]W:Me? Let's see...Uh,chocolate! [05:57.65]Ⅳ.听录音，选择正确答案，对话读两遍。 [06:11.11]W:What are you doing,John? [06:13.14]M:I'm reading a book about the great inventor Thomas Edison.Do you know about Edison,mom? [06:19.70]W:Of course.I think everybody in the world knows about him.He was an American inventor.What do you think of him,John? [06:27.90]M:He was creative and hard?working. [06:30.30]W:Yes.And most of his inventions had a great influence. [06:34.12]M:Was he only in school for 3 months? [06:36.35]W:Yes,you're right. [06:44.51]W:What are you doing,John? [06:46.51]M:I'm reading a book about the great inventor Thomas Edison.Do you know about Edison,mom? [06:53.24]W:Of course.I think everybody in the world knows about him.He was an American inventor.What do you think of him,John? [07:00.99]M:He was creative and hard?working. [07:03.37]W:Yes.And most of his inventions had a great influence. [07:07.60]M:Was he only in school for 3 months? [07:09.70]W:Yes,you're right. [07:16.80]Ⅴ.听录音，选择正确答案，对话读两遍。 [07:39.35]W：Did you have a good time when you were a kid, dad? [07:42.55]M：Yes, I did. [07:43.80]W：But you didn't have many modern inventions.You couldn't watch TV at night. [07:49.45]M：Yes.The TV was invented around 1927.In those days, TVs were really expensive. [07:56.31]W：Did you have a telephone? [07:57.70]M：Of course.The telephone was invented in 1876. [08:01.68]W：How about computers? [08:03.53]M：Computers were invented in 1939.I didn't have one when I was young.But my family had a car.It was invented in 1886. [08:14.27]Qs：1.Did the girl's father have a good time when he was young? [08:20.31]2.When was the TV invented? [08:24.10]3.When was the telephone invented? [08:27.48]4.What was invented in 1939? [08:31.99]5.What was invented in 1886? [08:52.98]W：Did you have a good time when you were a kid, dad? [08:56.24]M：Yes, I did. [08:57.55]W：But you didn't have many modern inventions.You couldn't watch TV at night. [09:02.37]M：Yes.The TV was invented around 1927.In those days, TVs were really expensive. [09:09.80]W：Did you have a telephone? [09:11.36]M：Of course.The telephone was invented in 1876. [09:15.20]W：How about computers? [09:17.58]M：Computers were invented in 1939.I didn't have one when I was young.But my family had a car.It was invented in 1886. [09:27.93]Qs：1.Did the girl's father have a good time when he was young? [09:33.99]2.When was the TV invented? [09:37.81]3.When was the telephone invented? [09:41.46]4.What was invented in 1939? [09:45.51]5.What was invented in 1886? [10:04.22]Section B [10:05.42]Ⅰ.听录音，选出与所听内容相符的图片，每个句子读两遍。 [10:18.53]1.Do you know who invented the telephone? [10:24.91]1.Do you know who invented the telephone? [10:29.55]2.Basketball was invented by a teacher named James Naismith. [10:37.74]2.Basketball was invented by a teacher named James Naismith. [10:43.96]3. I think the most helpful invention is the light bulb. [10:51.50]3. I think the most helpful invention is the light bulb. [10:57.50]4.Many years ago, people cooked food over the fire. [11:04.86]4.Many years ago, people cooked food over the fire. [11:11.90]5.Mrs.Smith usually wears shoes with high heels. [11:18.60]5.Mrs.Smith usually wears shoes with high heels. [11:25.12]Ⅱ.听录音，判断正误，短文读两遍。 [11:38.97]W:Robots seem very new to most people.But they have a long history.The first one was made by a Greek inventor. [11:47.19]You may have seen robots in some films.In real life, most robots are used in factories. [11:54.13]They are used to do many dangerous,difficult or boring jobs. [11:58.70]Some people can't look after themselves and robots are used to help them. [12:03.71]For example, some people can't see.Many of these people use a dog to help themselves move around. [12:11.39]This dog is called a guide dog.Scientists are making a robot to help them. [12:17.56]In the future, robot dogs might take the place of these guide dogs. [12:22.59]Robots are also used in American hospitals.In one hospital, a robot takes meals from the kitchen to the sick people's rooms. [12:38.31]W:Robots seem very new to most people.But they have a long history.The first one was made by a Greek inventor. [12:46.97]You may have seen robots in some films.In real life, most robots are used in factories. [12:53.27]They are used to do many dangerous,difficult or boring jobs. [12:58.19]Some people can't look after themselves and robots are used to help them. [13:03.23]For example, some people can't see.Many of these people use a dog to help themselves move around. [13:10.87]This dog is called a guide dog.Scientists are making a robot to help them. [13:16.93]In the future, robot dogs might take the place of these guide dogs. [13:22.34]Robots are also used in American hospitals.In one hospital, a robot takes meals from the kitchen to the sick people's rooms. [13:35.90]Ⅲ.听录音，选择正确答案，短文读两遍。 [13:59.44]W:Some important inventions have changed the world a lot. [14:02.62]I think the computer is the most useful and that the television is the second most useful invention among those. [14:10.71]Thomas Edison was a great American inventor.When he was a child, he was always trying out new ideas. [14:18.66]Young Thomas was in school for only three months.Then his mother taught him herself. [14:25.16]When he was ten years old, he built a science lab of his own. [14:30.67]Qs:1.What does the writer think is the most useful invention? [14:36.86]2.Who was Thomas Edison? [14:40.20]3.How long was Edison in school? [14:43.49]4.Who taught him? [14:46.39]5.When did he build a science lab? [15:06.42]W:Some important inventions have changed the world a lot. [15:09.78]I think the computer is the most useful and that the television is the second most useful invention among those. [15:17.75]Thomas Edison was a great American inventor.When he was a child, he was always trying out new ideas. [15:25.49]Young Thomas was in school for only three months.Then his mother taught him herself. [15:32.50]When he was ten years old, he built a science lab of his own. [15:37.96]Qs:1.What does the writer think is the most useful invention? [15:43.43]2.Who was Thomas Edison? [15:47.27]3.How long was Edison in school? [15:50.72]4.Who taught him? [15:54.18]5.When did he build a science lab? [16:11.63]Ⅳ.听录音，选择正确答案，短文读两遍。 [16:25.76]M:The car was invented just a century ago.The first car was invented not by a German,but by an American.His name was Henry Ford. [16:35.73]Henry was born into a poor family.He was the eldest of six children. [16:41.43]When he was twelve years old,his mother died. [16:44.82]Soon he had to work in a machine shop for two dollars and fifty cents a week. [16:50.49]In the evenings he repaired watches for another dollar a week.The hard life made him strong and able. [16:57.54]At that time he dreamed to make a machine.It could run without a horse,so it was named “horseless carriage”. [17:05.23]He overcame a lot of difficulties and in 1896,the “horseless carriage” was finally finished. [17:12.20]It was the first car.Later Henry Ford Motor Company was set up.He was really the inventor of the first car in the world. [17:28.70]M:The car was invented just a century ago.The first car was invented not by a German,but by an American.His name was Henry Ford. [17:38.65]Henry was born into a poor family.He was the eldest of six children. [17:43.96]When he was twelve years old,his mother died. [17:47.85]Soon he had to work in a machine shop for two dollars and fifty cents a week. [17:52.79]In the evenings he repaired watches for another dollar a week.The hard life made him strong and able. [17:59.95]At that time he dreamed to make a machine.It could run without a horse,so it was named “horseless carriage”. [18:07.60]He overcame a lot of difficulties and in 1896,the “horseless carriage” was finally finished. [18:14.66]It was the first car.Later Henry Ford Motor Company was set up.He was really the inventor of the first car in the world. [18:29.36]Ⅴ.听录音，完成下列表格，短文读两遍。 [18:43.66]W:There are many inventions that have caused great changes in the world. [18:48.39]For example,the digital camera was invented by Steven J.Sasson. [18:54.16]It was invented in 1975 and it is used for taking photos. [18:59.70]The telephone was invented by Alexander Bell in 1876.it's used for communicating with others. [19:08.22]The radio was invented by Guglielmo Marconi in 1906.it's used for listening to news and music. [19:22.14]W:There are many inventions that have caused great changes in the world. [19:26.46]For example,the digital camera was invented by Steven J.Sasson. [19:32.57]It was invented in 1975 and it is used for taking photos. [19:37.93]The telephone was invented by Alexander Bell in 1876.it's used for communicating with others.