Đề ôn thi Đề thi vào lớp 10 Hải Phòng môn Tiếng Anh - Mã đề HPG-146

Have you ever heard of ethanol? It’s a type of renewable energy, often called a biofuel. This means it is made (29) __________ biological sources, such as corn or sugarcane, not from fossil fuels like oil. (30) __________ countries around the world are now using ethanol mixed with gasoline to power their cars. This mixture helps to reduce our dependence on non-renewable energy.

The process to create ethanol is called fermentation. During this, microorganisms like yeast (31) __________ the sugars found in plants. This chemical reaction produces ethanol and carbon dioxide. (32) __________, since the plants absorb carbon dioxide while growing, the overall process is considered more carbon-neutral than burning fossil fuels. If we used more ethanol instead of just gasoline, the air in our cities (33) __________ much cleaner. This could have a significant positive (34) __________ on public health and the environment.

In the past, planning a vacation often meant a visit to a local travel agency. Today, that picture has changed dramatically. With a smartphone in hand, teenagers and adults alike are becoming their own travel agents. The rise of sophisticated travel applications has transformed trip planning from a complicated task into something you can do from your sofa, offering a world of travel options right at your fingertips.

The primary appeal of these applications is their efficiency and the control they give to users. Compared to traditional travel agencies, these platforms allow you to compare hundreds of flight and hotel prices from various providers in seconds. You can read reviews from other travelers and book your choices instantly, without needing to wait for a travel agent's business hours. This direct access empowers travelers to find deals that best fit their budget and preferences.

This trend is also very strong in Vietnam. For example, platforms like Vexere have revolutionized domestic travel by allowing users to book bus tickets online for routes all across the country. This simple digital solution has a significant impact: travelers no longer need to face the uncertainty and stress of going to a crowded bus station, unsure if tickets will be available. Instead, they can secure their seats in advance with just a few taps on their phone.

However, is this digital approach always superior? While apps offer amazing convenience, they sometimes lack the personalized support a human agent can provide, especially when plans go wrong. Resolving issues like flight cancellations or hotel problems can be more complex through an app. Therefore, while your phone is an incredibly powerful travel tool, the true skill lies in knowing how to use it wisely, understanding both its strengths and limitations.