视听说III-原文和答案-Unit2VIP专享

VLS Ｂ３ Uint2II. Basic Listening Practice1.ScriptM: Now we have satellite and high-powered microscope, it’s easy to think we know everything about the world; but we still don’t understand EI Nino.W: Right. Scientists all over the world over are even uncertain about the cause of the warm Pacific current that brings storms or drought—the mysterious EI Nino.Q: Which of the following is true according to the conversation2. ScriptM: Everyone is talking about environmental problem: acid rain, the greenhouse effect, holes in the ozone layer. We should think positively. What can we do to improve thingsW: I agree. We could do a lot more to harness the sun’s energy for heating and lighting in our homes. In Japan 43,000 solar roofs were installed in 2025.Q: How do the man and the woman view the environment3. ScriptW: We lived in Beijing some years ago. It was always difficult to keep the house clean with wind from the north blowing sand from the desert at us.M: That’s why the Chinese government has been encouraging people to plant trees along the edges of the Gobi Desert. Now those trees act as wind barriers.Q: What did the government encourage people to do4. ScriptM: Many old refrigerators and cars are environmental hazards because they contain CFCs that destroy the ozone layer.W: Yes, but government or organizations are helping people to safely dispose of old refrigerators or, in the case of cars, to upgrade their air conditioning.Q: What are government departments helping people to do5. ScriptM: Hey, that’s an aerosol spray you’re using on your hair! Build a bomb or set fire to the apartment to kill us quickly instead of making holes in the ozone, so we die of cancer. W: Cool it, ma...