tính bằng 2 cách 

a, (5/8-7/2):6/5

b, 4/7.(8/5+5/3)

c,7/2 :(8/5 -2/3)

a.3.(X+1/2)=7/4-2/3

b.(2x-5)^2=81

c.(3x-4)^3=27

tìm x

a. Tính thể tích của hình lăng trụ đứng tứ giác có diện tích đáy là 16 kilômét vuông và chiều cao là 12 cm

1. cho biết đặc điểm khí hậu , sông hồ của Châu á

2.trình bày đặc điểm dân cư xã hội Châu Á

1. trình bày vị trí địa lý phạm vi lãnh thổ Châu Âu.

2.trình bày đặc điểm dân cư, xã hội Châu Âu

3. trình bày đặc điểm địa hình Châu Âu

4.trình bày thực trạng bảo vệ nguồn nước ở Châu Âu? em làm gì để góp phần bảo vệ môi trường nước

5. trình bày vị trí địa lý phạm vi lãnh thổ Châu Âu

6.trình bày đặc điểm địa hình khoáng sản Châu Á

1. cho biết đặc điểm khí hậu , sông hồ của Châu á

2.trình bày đặc điểm dân cư xã hội Châu Á

1. trình bày vị trí địa lý phạm vi lãnh thổ Châu Âu.

2.trình bày đặc điểm dân cư, xã hội Châu Âu

3. trình bày đặc điểm địa hình Châu Âu

4.trình bày thực trạng bảo vệ nguồn nước ở Châu Âu? em làm gì để góp phần bảo vệ môi trường nước

5. trình bày vị trí địa lý phạm vi lãnh thổ Châu Âu

6.trình bày đặc điểm địa hình khoáng sản Châu Á

V. Read the passage and answer the questions.

Charlie Chaplin was an English actor, director, producer and composer. He is known as the most creative person of the silent - film era (thời đại). Charlie Chaplin’s portrayal of the tramp won the hearts of people all over the world. Charlie was born in London in the 16^th of April, 1889. He spent his childhood in poverty and hardship. In 1910 he began to perform pantomime in the United States. He first appeared on screen in 1914. He created his world – famous character, the Tramp, and he played the classic role in more than 70 films. In 1972 Chaplin received an Honorary Academy for ‘the incalculable effect he has had in making motion pictures the art form of this century’. Charlie died on the 15^th of December, 1977, at his home in Switzerland.

1. What was Charlie job? - ……………………………………………..……………………………….

2. Was Charlie born in London in the 16^th of April, 1972? - ……………………………………………

3. What did he do in the United States in 1910? - ……………………..………………………………...

4. Did he play the classic role in more than 70 films? - …………………………………………………

5. How old was he when he died? - …………………………………….………………………………

IV.There is a mistake in each sentence. Find and correct it.

1. My brother went to Japan for two months ago.                                     ……………….                                                 

2. Ho Chi Minh is more noisier than Da Nang City.                               ……………….

3.They won't going to the Time Square to welcome the New Year.       ……………….

4. There aren’t any rice left.                                                                           ……………….

  5. Do you enjoy to play sports in your free time?                              ……………….

V. Read the passage and answer the questions.

Charlie Chaplin was an English actor, director, producer and composer. He is known as the most creative person of the silent - film era (thời đại). Charlie Chaplin’s portrayal of the tramp won the hearts of people all over the world. Charlie was born in London in the 16^th of April, 1889. He spent his childhood in poverty and hardship. In 1910 he began to perform pantomime in the United States. He first appeared on screen in 1914. He created his world – famous character, the Tramp, and he played the classic role in more than 70 films. In 1972 Chaplin received an Honorary Academy for ‘the incalculable effect he has had in making motion pictures the art form of this century’. Charlie died on the 15^th of December, 1977, at his home in Switzerland.

1. What was Charlie job? - ……………………………………………..……………………………….

2. Was Charlie born in London in the 16^th of April, 1972? - ……………………………………………

3. What did he do in the United States in 1910? - ……………………..………………………………...

4. Did he play the classic role in more than 70 films? - …………………………………………………

5. How old was he when he died? - …………………………………….………………………………