HOC24
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Câu 2:
a. Nêu quy ước về chiều dòng điện.
b. So sánh chiều quy ước của dòng điện với chiều dịch chuyển có hướng của các Electron tự do trong dây dẫn
Nhờ mọi người hỗ trợ giúp mình đề này với ạ. Mình đang cần gấp.
A healthy person is completely free ...(1)... any illness or injury. A person with sound health enjoysa stable health that also includes a healthy mental condition. Our health ....(2)... on several factors, such asfood, pollution, sleeping habits, mental condition, air, water and sunlight. Morning walks and Physicalexercises are very helpful for the fitness of our mind and body. We should ...(3)... proper care of ourhealth ...(4)... we can enjoy our life completely.
When we are ill or we do not want to play or work, our bad health robs us of sound sleep and appetite. Life becomes a burden for one thing or the other
........(5)......, one with good health enjoys his life. When he works or plays he is never tired. A healthy person enjoys good food and sound sleep. For him the world is beautiful and life is all joy.
1 .Ato B.for C.from D.with
2. A lives B.has C.depends D.turn
3 A do B.take C.make D.have
4. A because B when C.so D. so that
5 A. On the other hand B. Moreover C.Therefore D. But