Đề ôn thi Đề thi vào lớp 10 Trường THPT Chuyên KHXH môn Tiếng Anh - Mã đề KHXH-68

Canning is a traditional method (35) __________ preserving fruits, allowing families to enjoy summer tastes all year. The goal is to create conditions inside a sealed jar that prevent spoilage. This process follows a logical sequence to ensure the fruit remains safe and delicious for months.

First, high-quality fruits are chosen. It is important that (36) __________ piece of fruit is firm and free from damage. Then, the selected fruits (37) __________ thoroughly washed to remove any dirt. After washing, they might be peeled or sliced depending on the type of fruit.

Next, the prepared fruit is packed into (38) __________ glass jars. It should be packed firmly but not crushed. A hot syrup, usually sugar and water, is poured over the fruit. This syrup, (39) __________ helps to preserve the fruit's natural color and flavor, also removes air from the jar.

To (40) __________ safety, the jars are sealed and heated in boiling water. This step, known as processing, is crucial as the heat kills harmful bacteria. (41) __________, heating for too long can make the fruit too soft. The heat also creates an airtight vacuum seal as the jar cools.

Finally, after processing, the jars are cooled completely. Once cool, it is important to (42) __________ the seal on each lid to confirm it is airtight. Properly sealed jars are stored in a cool, dark place, ready to be enjoyed when fresh fruits are unavailable.

Imagine arriving home after a long day at school. With a single voice command, the lights turn on to your favorite setting, your favorite playlist begins to stream, and the air conditioner adjusts to the perfect temperature. This is the promise of the smart home, powered by the Internet of Things (IoT). This technology connects everyday household objects to the internet, allowing them to communicate with each other and be controlled remotely. In Vietnam, this trend is rapidly growing, with local companies like FPT Smart Home and Điện Quang making these futuristic homes more accessible and popular than ever.

The primary appeal of a smart home is its incredible convenience. Smart speakers like Google Home or Amazon Echo can act as personal assistants, answering questions, setting alarms, and controlling other devices. Robot vacuums can clean the floors while you are out, and smart refrigerators can even track your food inventory and suggest recipes. Security is another major benefit. Smart cameras and doorbells allow you to monitor your home from your smartphone, giving you peace of mind whether you are in your room or on vacation.

However, this convenience comes with a significant cost: your privacy. For these devices to work so effectively, they must constantly collect data. Smart speakers are always listening for their 'wake words,' and in the process, they may record private conversations. Your smart TV knows what shows you watch, and your smart thermostat logs your daily routines. This information is very valuable to companies for improving their services and for targeted advertising. Even more concerning is the risk of this data falling into the wrong hands. Hackers might try to steal it to access personal information or even control the devices in your home.

So, how can you enjoy the benefits of a smart home while protecting your family's privacy? The key is to be a proactive and informed user. First, always create strong, unique passwords for your Wi-Fi network and smart device accounts. Second, take the time to review the privacy settings on each device and its companion app, and limit the amount of data you share. You can often disable the microphone on smart speakers when you are not using them. It's a continuous trade-off between functionality and security, and understanding this balance is crucial.

Ultimately, a smart home can be either a helpful assistant or a privacy nightmare—the outcome largely depends on you. By staying informed about the risks and taking simple but effective security measures, you can ensure that your connected home remains a safe and comfortable space for your family.