自考英语二考听力有多少篇文章？

以下是自考英语二考听力文章的一篇： ```html

The Rise of Smart Homes Smart homes — houses equipped with connected devices and automated systems — are becoming increasingly popular. By using smart home technology, homeowners can control everything from temperature and lighting to security cameras and home appliances from their smartphones. One major benefit of smart homes is energy efficiency. Automated systems can turn off lights and appliances when they're not in use, saving homeowners money on their utility bills. They can also adjust the temperature according to weather conditions, ensuring that homes aren't wasting energy by cooling or heating unnecessarily. Another benefit is increased safety and security. Homeowners can monitor their homes remotely through smart cameras and door locks, giving them peace of mind when they're away. Smart smoke detectors and leak sensors can also alert homeowners to potential hazards, helping prevent accidents or damage. However, there are some potential downsides to smart homes. Privacy concerns arise when homeowners are unsure what data is being collected or who has access to it. There's also the risk of system failures or hacking, which could leave homes vulnerable to security breaches. Despite these concerns, the popularity of smart homes shows no signs of slowing down. The convenience and comfort they offer continue to attract homeowners looking for more efficient and secure ways to live.

``` 以上是一篇关于智能家居的听力文章，简要介绍了智能家居的好处和潜在的风险。智能家居是一个不断发展的领域，为人们提供更加便捷、安全和舒适的生活方式。