Read and fill a suitable word in each blanket: (5.0 points) The word’s (51)________ famous clock is Big Ben standing next to the Houses of parliament in London. Big Ben is the name of the bell which chimes every hour. The bell (52) _______ named after Sir Benjamin Hall, the man (53) ______ was given the task of hauling the bell up the clock tower. The clock has four faces and keeps accurate time. It can be adjusted by the removal or addition of coins (54) _________ a stray attached to the clock’s pendulum. One interesting thing about the clock is that the light shines above the Belfry at night, It (55) ______ that the House of common is still in session.

b) Tìm giá trị lớn nhất (GTLN) của biểu thức B =13/4-( 3x-6/5)

Một ô tô dự định chạy từ A đến B trong một thời gian nhất định. Nếu xe chạy với vận tốc 50km/h thì đến B muộn so với dự định 30 phút. Nếu xe chạy với vận tốc 60km/h thì đến B sớm hơn so với dự định là 30 phút. Tính thời gian dự định đi và quãng đường AB. giúp vs ak

Giúp vớiiiiiiiiiii! Cần gấp ạ!!!

Tảo có vài trò j đối vs con người và các sinh vật khác?

Rewrite the second sentence so that it has the same meaning as the first one 1. Listening to English songs is very interesting to me. → I find it ___________________________________________________________________ 2. Yesterday the thieves stole everything in it. → Yesterday everything in it ____________________________________________________ 3. Nobody in the class plays chess better than Christina. → Christina __________________________________________________________________ 4. . When did you buy the computer? → How long is ________________________________________________________________ 5. It takes me an hour to do my homework every evening. → I spend ____________________________________________________________________

50.680= 123.56= 65.8= 90.608= 90.9=

Cho ΔABC cân có AB = AC = 5cm, BC = 8cm. Kẻ AH vuông góc BC (HBC) a. Chứng minh: HB = HC.

Tính gtrị biểu thức : A = $\frac{x-5}{\sqrt{x-2}-1}$ tại x = 9 - 4$\sqrt{3}$ B = $\sqrt{4(1+6x+9x^2)^2}$ tại x = -$\sqrt{2}$ C = 4x - 7 + $\frac{\sqrt{x^3+3x^2}}{\sqrt{x+2}}$ tại x = -$\sqrt{2}$ D = $\frac{1}{\sqrt{x+2\sqrt{x-1}}}$ + $\frac{1}{\sqrt{x-2\sqrt{x-1}}}$ Tại x = 10

Find out one mistake in each sentence , then underline and correct it. 1. Does Nam have less stamps than Viet. 1. 2. When I saw her, I thought she looked happily. 2. 3. It takes Huy three hours doing this homework everyday. 3. 4. How many does it cost to send this letter to China? 4. 5. There was only a few people at the meeting last night. 5. 6. They told we to come and see them when we had time. 6. 7. Measles are one of the infections diseases that children get. 7. 8. Each students has answered the first three questions. 8. 9. It is a two- hours journey from London to Bristol. 9. 10. Jane is the most beautiful of the twins. 10.