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Câu hỏi: Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Men and women in the Peace Corps (A) work with people in the (B) developing countries to help them (C) improving their (D) living conditions.
A. work
B. developing
C. improving
D. living
Men and women in the Peace Corps (A) work with people in the (B) developing countries to help them (C) improving their (D) living conditions.
A. work
B. developing
C. improving
D. living
- help sb (to) do something: giúp ai đó làm việc gì
Do đó: improving => improve /to improve
Do đó: improving => improve /to improve
Đáp án C.