In order to avoid boredom, the most important thing is to keep oneself ______

Câu hỏi :

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

A. occupation

B. occupied

C. occupational

D. preoccupied

* Đáp án

B

* Hướng dẫn giải

Đáp án B

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