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In my daily life, I have some hobbies such as traveling, cooking, listening to music, etc. However, I enjoy reading books most. To me, books are always a good friend. Firstly, reading books makes me feel relaxed after many long stressful hours at school. I really like comic books because they contain many colorful and interesting images that keep my spirit relaxed. Secondly, reading books is a good way to improve my vocabulary and grammar. For example, reading books tells me about the world’s history, lets me see the structure of the human body, or brings me a story of Harry Potter. In conclusion, I think reading is one of the most interesting indoor activities.

TK

Solar energy brings us both benefits and drawbacks. One of the biggest advantages is that it is a renewable energy source. Energy can be produced as the sun lasts forever. Therefore, solar energy can really be called as a long- term energy source. Furthermore, that is a non- energy source of pollutants such as zero carbon dioxide or other gases in electricity generation. Beside those benefits, solar energy also has some drawbacks. The initial installation cost of solar cells is quite high, so not all people can use it. Also, it can not effectively work in cold weather due to the scarcity of sunlight. In conclusion, we can't deny the advantages of solar energy, but it still exists some disadvantages.

Tham khảo

Energy is very important in our daily life. We use energy for almost everything we do. However energy is limited. We should do the following things to save energy. Firstly, we should use electricity more efficiently. Secondly, we had better reduce our electricity bills. Besides, it’s necessary to turn off the lights when leaving a room or before going to bed to save energy. Moreover, we ought to reduce the use of fossil fuels. In short, we should try our best to save energy for our future and for our planet’s future.

Tham khảo

Energy is very important in our daily life. We use energy for almost everything we do. However energy is limited. We should do the following things to save energy. Firstly, we should use electricity more efficiently. Secondly, we had better reduce our electricity bills. Besides, it’s necessary to turn off the lights when leaving a room or before going to bed to save energy. Moreover, we ought to reduce the use of fossil fuels. In short, we should try our best to save energy for our future and for our planet’s future.

Ta phải xác định cấu trúc bảng và các  khóa chính, khóa ngoài, tạo liên kết giữa các bảng.

TK

In a rapidly changing technological world, human easily access to global knowledge through Internet. It brings people both advantages and disadvantages. First, it creates a wider environment for building new relationship. It cannot be denied that Internet supplies a wide range of social network and app for people to make more friends. Talking to each other or even seeing their face is popular in modern society and all you have to do is a smartphone connected to wi-fi or 3G. Therefore, the Internet saves our time, health and even money when not having to pay for a call. Second, Internet provides large piece of information and knowledge of all subjects. With a click or some searching, users have different source of document and helpful information. For instance, instead of reading newspaper, it is more comfortable to read and comment online not only news, essay but also books and other kind of writings. They are all uploaded on the Internet, user can download it for several purposes. Third, applying internet into all aspect of life is helpful in modern society. A good example is that instead of going to the office, officer can stay at home and control the work through a laptop. Many group and organization make appointments online and they even do a business by the internet.

Nobody can deny that the intermet brings us a lot of advantages. However, it also gives us lots of the following limitations. Firstly, It takes us time to use. Besides we also spend money on it. Secondly, if we use the internet, our personal information such as our name, address can be stolen by the others. Nextly, there are lots of bad programs on the internet. In conclusion, internet is very useful for us but it also has lots of disadvantages so while surfing the web be