Mark the letter A, B, C,or D on your answer sheet to show the underlined part that needs correction. A professor of economy and history at our university developed a new theory of the relationship between historical events and financial crises.
A.economy
B. developed
C.between
D.financial crises
* Đáp án
* Hướng dẫn giải
Đáp án là A. economy —> economics. Sự khác nhau về nghĩa giữa hai từ: economy: nền kinh tế; economics: môn kinh tế