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

You should have let us know in ______________ that you were coming.

A. budget

B. equipment

C. preparation

D. advance

Đáp án
D. advance

Câu hỏi thuộc Bài tập:

E10- I-learn- Unit 6 (2)