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

Câu hỏi

We complained _ the manager _ the poor service we received at the restaurant.

A. on - about

B. at - for

C. with - of

D. to - about

Đáp án
D. to - about

Câu hỏi thuộc Bài tập:

We complained _____ the manager _____ the poor service we received at the restaurant.