This year, the Tam Coc art field is renewed with the image of a buffalo herd boy playing the flute _____ by the folk painting "Flute Playing Shepherd".

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.

He studied hard _____ he could pass the exam with flying colors.

Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.

Mark the letter A, B, C or D on your answer sheet to indicate the correct order of the following sentences to make a meaningful letter/paragraph.

He was tired. He tried to finish his work.

Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.