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Circle the letter A, B, C or D to indicate the word that differs from the other three in the position of primary stress in each of the following questions. 9: A. happy B. mental C. public D. remote Circle the best answer among A, B, C, or D to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions. 10: A.damage B. accept C. access D. attract Circle the best answer among A, B, C or D the best option to complete the following...
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Circle the letter A, B, C or D to indicate the word that differs from the other three in the position of primary stress in each of the following questions. 9: A. happy B. mental C. public D. remote

Circle the best answer among A, B, C, or D to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.

10: A.damage B. accept C. access D. attract

Circle the best answer among A, B, C or D the best option to complete the following sentences.

Question 11: We _______ him since we were students at high school. A.know B. knew C. have known D. had known

Question 12: My sister had a stomach ache, so she __________ to see the doctor last week.

A. has gone B. is going C. went D. goes

Question 13: Dr Wilson, I’m not feeling well today. I __________ a terrible headache.

A. am having B. had C. have D. have had

Question 14: My grandmother __________ leave school at the age of 14, so she could help her mother with household chores.

A. must B. should C. had to D. mustn’t

Question 15: We attract ______ people who want to get involved in building companies up.

A. creat B. creation C. creatively D. creative

Question 16: After catching the virus, she became weaker and didn’t have the __________ to do any exercise.

A. strength B. muscle C. treatment D. ingredient

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24 tháng 12 2023

1

24 tháng 12 2023

1

DT
13 tháng 12 2023

1+tan^2 x = 1/cos^2 x

=> 1+ t^2 = 1/cos^2 x

=> 3 + 3t^2 = 3/cos^2 x

PT TRỞ THÀNH :

3 + 3t^2 - 2t + 1 = 0

<=> 3t^2 - 2t + 4 = 0

 

13 tháng 12 2023

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