Even on the most careful prepared trip, problems will sometimes happen.

Câu hỏi :

Blacken the letter A, B, C, or D on your answer sheet to show the underlined part that needs correction.
Even on the most careful prepared trip, problems will sometimes happen.

A. Even on

B. the most

C. careful

D. will

* Đáp án

C

* Hướng dẫn giải

Đáp án C. careful => careless.

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