MARK THE LETTER A, B, C, OR D ON YOUR ANSWER SHEET TO SHOW THE UNDERLINED PART THAT NEEDS CORRECTION
Câu 26: Mark the letter A, B, C, or D on your answer sheet to show the underlined part that needs correction. (A) In spite modern medical technology, (B) many diseases caused (C) by viruses are still (D) not curable. A. In spite B. many C. by viruses D. not