【文章內(nèi)容簡介】 his tour bus.This young couple is in an art museum.They are looking at a famous painting.The sun is setting behind the mountains.The sky is turning red.Some buses, like this one, take tourists to places like the Great Wall.She’s giving a presentation at a meeting.The longest line is the one on the top.The top line is the longest of the three lines.The shortest line is the one in the middle.The line in the middle is shorter than the other two.The bottom line is the shortest.The shortest of these three lines is the one on the bottom.The shirt on the left is more expensive than the shirt on the right.The shirt on the right is less expensive than the shirt on the left.The shirt on the left isn’t as expensive as the one on the right.The shirt on the left costs less than the one on the right.The shirt on the left is more expensive than the shirt on the right.Winter is the coldest season because the sun is at its lowest point in the sky.Winter sports include skiing and ice skating.Summer is the hottest season because the sun is at its highest point in the sky.Many people like to go swimming in the summer because of the hot weather.Spring is the season when the weather gets warmer each day.For many animals new life begins in the spring.Autumn is the season when the weather begins to cool and the days begin to shorten.Autumn is when trees turn many colors and leaves fall to the ground.Rainy season is the season when some countries get most of the rainfall. Rainyseason usually lasts for one or two monthsDialogueM: Hi, I’m sorry to be late.W: What happened? You were supposed to be here an hour ago. M:Yes, I know, but I missed my flight.How late is he? –H’s an hour late.W: You missed your flight? How did that happen?M: I got on the wrong bus this morning, so I was late to the airport. By the time I arrived, the gate was closed.W: What did you do then?M: I had to rebook my flight and get on the waiting list.Why was he late to the airport? –He got on the wrong bus.What did he do when he got to the airport? –He rebooked his flight.He had to get on a waiting list because other people were also trying to get on the flight.W: Oh, that’s too bad. At least you got here.M: Yes, it wasn’t easy getting on the next flight. I had to run to the gate.W: This kind of thing happens a lot lately. Last week I missed a flight, too.What wasn’t easy? –It wasn’t easy getting on the next flight.M: What happened?W: There was a traffic accident near the airport.M: You were driving?W: No, I wasn’t. I was in a taxi. But it took a long time to get to the airport. The traffic was stopped for nearly 15 minutes.Why did it take a long time to get to the airport? –The traffic was stopped because of an accident.W: By the time I got there, it was too late to get on the flight. The next flight wasn’t for another 3 hours, so it was along wait. From now on, I’ll try to get to the airport much earlier. M: Me too.How long did she have to wait for the next flight? –She had to wait three hours.She had to wait three hours for the next flight.M: What’s the matter? Why do you look so sad?W: Ada has a new job. She’s going to Beijing.M: Really? When is she leaving?W: She’s leaving at the end of next week.M: That soon?W: Yes, she just told me.M: That’s too bad. I really enjoy working with her.W: Me too, I’m going to miss her.When is Ada leaving? –She is leaving at the end of next week.W: Let’s have a goingaway party for her.M: Good idea. How about this weekend?W: Friday evening would be better. We can have it after work. M:Yes, Friday is better.When are they going to have the party? –They’re going to have it on Friday evening.Why is Friday evening better than the weekend? –They can have the party after work.W: Let’s go to her favorite restaurant, okay?M: Which one? The Italian one, or the German one?W: The Italian one has better food, so let’s go there. Their pizzas are awesome.How good are the pizzas at the Italian restaurant? –They are awesome.Why did they decide on the Italian restaurant? –They think it has better food.M: OK, I’ll make the reservations.W: Let me check with Ada first. We don’t want her to miss her party.M: Yeah, that’s for sure. And could you please invite everyone in the office? W:Sure, no problem. Nobody will want to miss it.What are they going to check with Ada? –They need to confirm that she can e to the partyLevel 3 unit 1 part3ListeningPaul is a very successful businessman.He owns several restaurants.All of them are doing well.In fact, they are very profitable.To be profitable means that their ine is more than their expenses.As a result, he is making a lot of money.What does Paul do? –He is a businessman.Why is he making a lot of money? –His restaurants are profitable.He is making money because his restaurants are profitable.Paul wants to buy a new car.He’s trying to decide which car to buy.He has plenty of money.As a result, he isn’t worried about the cost.He can afford an expensive car.Why isn’t he worry about the cost? –He has plenty of money.As a result is the same as saying… soOn the other hand, he doesn’t want to waste money.He wants a car he can rely on.It has to be safe and reliable, especially in cold winter weather.If a car breaks down in bad weather, it can be very dangerous.What kinds of car does he want? –a safe, reliable car.Paul wants to help reduce pollution and smog.He would like to buy a clean car, something good for the environment.He is thinking about buying a Tesla.The Tesla is an allelectric car.It used batteries instead of gasoline.There is no exhaust so it doesn’t pollute the air.What kind of car is Tesla? –It is a clean, electric car.Why doesn’t the Tesla pollute the air? –It doesn’t e