Tổng hợp đề thi thử mới nhất môn tiếng anh cực hay có lời giải (P4)

An ambitious person (A) is committed to (B) improve his or her (C) status (D) at work

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Mark the letter A,B,C or D on your answer sheet to show the underlined part that needs correction in each of the following questions.

An ambitious person (A) is committed to (B) improve his or her (C) status (D) at work.

is

improve

status

at

Giải thích

Đáp án : B

tobe committed to Ving: dốc tâm làm gì. improve -> improving