Viết các biểu thức dưới dạng bình phương của một tổng hoặc hiệu:

a) x 2  + 2x + 1;                  b) -8x + 16 +  x 2 ;

c) x 2 4 + x + 1 ;                      d) 4 x 2  + 4 y 2  – 8xy.

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 23 to 27.

YOGA

Yoga is one of the most ancient forms of exercise, originating in India 5000 years ago. Yoga has taken several years to become recognised world-wide, although recently, much more attention has been (23)_____ to it because of the ways in which it can benefit health. Yoga can be practised by anyone, at any age, in any physical condition, depending on physical needs. For example, athletes and dancers can practise it to (24) _____ their energy and to improve stamina; executives to give a much needed (25) _____ to their overworked minds; children to improve their memory and concentration. It's a good idea to (26) _____ with a doctor first if you've suffered from any type of injury. None of the exercises should (27) _____ you any pain, but it's best to start slowly at first. The best time to practise is either in the morning or in the evening. Beginners find it easier in the evening when the body is more supple.

Điền vào ô 23.

A. put

B. paid

C. allowed

D. provided

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

My uncle, who is an accomplished guitarist, taught me how to play.

A. ill-educated

B. qualified

C. unskilled

D.unimpaired

Trong một phép trừ, biết tổng của số bị trừ, số trừ và hiệu là 65,4. Số trừ lớn hơn hiệu là 4,3. Tìm số bị trừ, số trừ của phép trừ đó?