题目内容
串联式混合动力系统（SHEV）主要是发动机驱动汽车行驶
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并联式混合动力系统（PHEV）发动机和电动机都能单独驱动车轮
根据是否能外接充电可将混合动力汽车分为插电式混合动力汽车和非插电式混合动力汽车两种
插电式混合动力（PHV）有充电接口，电池容量比较大，可以当作纯电动车使用
S: (to the camera) Hi, everybody.I’m Susan Young.As you might know, Earth Hour,a global movementto switch lights off for an hour on the last Saturday of March, is just around the corner this year.I wonder how many people know about the event. Let’s find it out now. (to Jerry) Hi, there. I’m Susan Young from Man and Nature, CCTV 9. Can you spare me a few minutes?J: All right.S: I have some questions to ask you.J: Go ahead.S: First, can you tell us who you are?J: I am a student from.S: Good. Have you ever heard off?J: Yes, of course.S: Then do you know when Earth Hour comes every year?J: Oh, is it by the end of March?S: Very close. It is on. So this year’s Earth Hour is just two days away.J: Oh, really!S: The next question may be a little difficult. Do you know who started the event? And when did it start?J: Perhaps? I’m not sure. I’ve read it somewhere. But I can’t remember it clearly now. Sorry, I can’t answer the other question.S: You are right about the founder of the event. As for the other question, OK, let me tell you: it was in 2007, when 2.2 million people and more than 2,000 businesses turned their lights off for one hour to. My next question is, can you name some of the world-famous buildings or structures that have switched off to support Earth Hour in the past several years?J: Let me think.,,, , and. (or Sydney Harbor Bridge, the Colosseum, Table Mountain, Christ the Redeemer statue,etc.)S: Very good. Do you want to do something for this year’s Earth Hour?J: Sure. .S: Sounds great! Thank you for your time.J: You are welcome. I’m glad to take part in your program.S: Thank you again! Good-bye!J: Bye!
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