Đề ôn thi Đề thi vào lớp 10 Hà Tĩnh môn Tiếng Anh - Mã đề HTI-15

Bats are fascinating nocturnal mammals. For a long time, people (24) __________ how these animals could fly so skillfully in complete darkness. The secret is an amazing ability called echolocation, (25) __________ is a kind of natural sonar. To use it, a bat produces high-frequency sounds that are too high for humans to hear. This system is incredibly effective and precise for navigating and finding food.

The process works in a clear sequence. First, the bat (26) __________ a series of short, loud clicks. These sound waves travel outwards until they hit something, like an insect or a tree. Then, the waves bounce back as echoes. The bat's large, sensitive ears collect these returning echoes. The information from the echoes (27) __________ by the bat’s brain to build a detailed 'sound map' of its surroundings.

By analyzing the echoes, a bat can determine an object's size, shape, and distance. (28) __________, this adaptation means they can 'see' using sound. This is essential for their survival, allowing them to hunt for insects at night and avoid dangerous (29) __________ in their path.

Many students feel that their reading time is completely filled with textbooks and required school materials. It can be easy to think that picking up a fantasy novel or a comic book is a waste of time. However, a growing body of research shows that reading for pleasure is not just a hobby; it's a powerful tool for academic success that can spark your imagination.

Reading fiction provides numerous cognitive benefits. Unlike memorizing word lists, reading a story exposes you to new vocabulary in a natural context, which greatly enhances your language retention. Following a complex plot and understanding different characters' motivations also sharpens your analytical skills. Furthermore, seeing the world through a character's eyes is a key way to develop empathy, a crucial life skill that helps in understanding others.

This idea of reading for enjoyment is not new, especially in Vietnam. For decades, popular youth magazines have encouraged reading personal stories and fiction, making it a traditional part of youth culture. This long-standing habit proves that engaging with stories is important. When you are genuinely interested in what you are reading, your brain is more active and open to learning, making the experience both fun and intellectually rewarding.

So, the next time you have some free time, don't feel guilty about putting aside your textbook for a while. Choosing a detective story, a sci-fi adventure, or a graphic novel is a smart investment in your education. It complements your formal studies by building your vocabulary, strengthening your analytical abilities, and expanding your worldview in a way that is truly enjoyable.