Đề ôn thi Đề thi vào lớp 10 Trường THPT Chuyên KHXH môn Tiếng Anh - Mã đề KHXH-85

Think of your body as a castle and your immune system as its powerful army. This complex network of cells and organs is responsible (35) __________ protecting you from daily attacks by invaders. Its main job is to act as a defense force, which can recognize the difference between your own cells and foreign ones. Without this system, your body would be vulnerable to countless germs that can cause illness.

These invaders, often called germs, include harmful bacteria and viruses. They are present almost everywhere in our environment – on surfaces we touch, in the air we breathe, and in some of the food we eat. While (36) __________ of them are harmless or even helpful, certain types can make you very sick if they manage to get past your body's defenses and start to multiply.

The soldiers of this internal army are special cells called white blood cells, (37) __________ constantly patrol your bloodstream and tissues. There are several types, and each has a specific function. Their main (38) __________ is to identify and destroy any harmful germs they find. They are the frontline warriors in the continuous fight to keep you healthy and safe from infection.

The immune system is also remarkably intelligent. When it fights a germ for the first time, it creates a 'memory' of it. (39) __________, if the same germ tries to attack again in the future, the system can recognize it immediately. This memory allows the body to produce a quick and (40) __________ response to destroy the invader before it can cause any serious illness.

For years, scientists (41) __________ how to support the immune system, and they agree that our lifestyle choices play a big part. To keep your defense army strong and ready for battle, you need to (42) __________ a healthy lifestyle. This includes eating nutritious food full of vitamins, getting enough sleep every night, and exercising regularly. These simple habits can significantly boost your body's ability to protect itself.

The idea of a road trip holds a special romance. It's a journey of freedom and spontaneity, a chance to connect deeply with the landscape rather than just passing through it. In Vietnam, this dream takes on a unique form: the motorbike trip. For many young Vietnamese approaching licensing age and for adventurous travelers, the question arises: is exploring the country on two wheels the ultimate way to experience its true beauty and culture?

The arguments in favor are powerful, best exemplified by the famous Ha Giang Loop in northern Vietnam. On a motorbike, you are not confined to a bus schedule or a fixed itinerary. You are the master of your own journey. This freedom allows you to stop whenever a stunning vista appears, to venture down a small village road that catches your eye, or to simply pull over and breathe in the mountain air. It’s this ability to go off the beaten path that allows for a more authentic travel experience, revealing a side of Vietnam that many tourists never see.

Beyond the breathtaking scenery, motorbike travel fosters a unique connection with the local culture. When you travel by motorbike, you are more approachable. You stop at small, family-run food stalls for a bowl of pho, buy fruit from a roadside vendor, and communicate with local people through smiles and gestures. These cultural encounters and culinary adventures offer a unique window into the local way of life. They create memories that are often more profound and lasting than those from a typical package tour.

However, this adventure is not without its significant challenges. Safety is the primary concern. Vietnam's roads can be unpredictable, with busy traffic in cities and winding, sometimes poorly maintained, mountain passes. Riders must be skilled and constantly alert. Furthermore, the journey can be physically demanding. Long hours of riding, exposure to unpredictable weather – from scorching sun to sudden downpours – and the constant vibration of the engine can lead to exhaustion. A successful trip requires meticulous planning, from checking the bike's condition to mapping out the route and accommodation.

Ultimately, a motorbike trip is not for everyone. It demands a spirit of adventure, a degree of resilience, and a serious approach to safety. While it may not be the easiest way to travel, for those who are well-prepared, it offers an unparalleled sense of freedom and a deep, personal connection to the heart of Vietnam. It transforms a simple holiday into a true expedition, an experience that is as challenging as it is rewarding.