IF ONLY ONE OF THE TWO PEOPLE HAS THE ROMANTIC FEELINGS, WE SAY THE...

Câu 15: If only one of the two people has the romantic feelings, we say the feeling is not ______.

A. together

B. returned

C. back

D. mutual

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 from 16 to 18.