IX. 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.
Trả lời câu hỏi dưới đây:
Foreign students who are doing a decision about which school to attend may not know exactly where the choices are located.
Đáp án là A. are doing => are making. Make a decision: đưa ra quyết định