Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

Câu hỏi

I’m going to complain ________ the authorities ________ the noise of the new cluB.

Đáp án
C. to/ about

Câu hỏi thuộc Bài tập:

E11- Unit 2- Test for Unit