Giúp mik vs Cho (O), dây cung MN, tiếp tuyến Mx. Trên tia Mx lấy điểm T sao cho MT =MN. Đường thẳng TN cắt (O) ở S. Chứng minh: SMT = STM

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GIÚP VS Ạ MK ĐG CẦN GẤP! Reading : đọc bài và tìm đáp án đúng Read the passage below and decide which answer (A, B, C or D) that best fits each gap. The world's rainforests represent a vast reservoir of knowledge and hold potential for the (1)..................of new medicines and foods. There is no doubt that large- scale deforestation (2).................the climate intensifying droughts in the dry season and floods in the rainy season. The result is fewer animal and plant (3).................., soil erosion, a water supply which is (4)..................and poorer health for the local people. By (5) ..................Rainforest Concern and sponsoring acres of threatened rainforest for the Choco-Andean Rainforest Corridor in Ecuador, you will be (6)..................one of the world's most important ecological areas. (7) .................. these forests live an amazingly high (8) .................. of seriously endangered species of animals, birds and plants. You will also be (9) .................. to secure the survival and culture of the Awa and Cayapas indigenous people, who still live in (10)..................with their natural environment. 1. A. discovery 2. A. distorts 3. A. races 4. A. unbelieving 5. A. taking part 6. A. holding 7. A. Within 8. A. number 9. A. aiding 10. A. relation B. finding B. alters B. species B. unreasonable B. participating B. protecting B, During B. amount B. contributing B. connection C. research C. turns C. sorts C. unreliable C. entering C. maintaining C. Under C. deal C. assisting C. harmony D. search D. differs D. brands D. uncertain D- joining D. keeping D. Below D. sum D. helping D. agreement