!>IV. Choose the word or phrase which best completes each sentence. Write your answer A, B, C, or D in the numbered box. (20 points)

Câu hỏi

“Have the police arrested the robbers yet?”
- “It’s only a _________ of time.”

A. period

B. matter

C. length

D. waste

Đáp án
B. matter

Câu hỏi thuộc Bài tập:

“Have the police arrested the robbers yet?”- “It’s only a _________ of time.”