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dthoffcc
2 năm trước
cho tam giác vuông ABC vuông tại A đường cao AH. gọi K và M lần lượt là hình chiếu trên AB và AC. gọi N là trung điểm của CH. tính góc KNM
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Exercise 6. Choose a suitable word from the box to fill in each blank in the following passage. avoid of dispose but soap COVID-19 is still affecting mostly people in China with some outbreaks in other countries. Most people who become infected experience mild illness and recover, (1) ________it can be more severe for others. Take care (2)______your health and protect others by doing the following: -Regularly and thoroughly clean your hands with an alcohol-based hand rub or wash them with (3)¬¬_____ and water. -Maintain at least 1 metre distance between yourself and anyone who is coughing or sneezing. - (4)____________touching eyes, nose and mouth. -Make sure you, and the people around you, follow good respiratory hygiene. This means covering your mouth and nose with your bent elbow or tissue when you cough or sneeze. Then (5) __________of the used tissue immediately. -Stay home if you feel unwell. If you have a fever, cough and difficulty breathing, seek medical attention and call in advance. Follow the directions of your local health authority. Source: WHO- Coronavirus disease (COVID-19) advice for the public

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