Mark the letter A, B, C or D on your answer sheet to indicate the word or phrase which best replaces the underlined part
Trả lời câu hỏi dưới đây:
The shop assistant was totally bewildered by the customer's behavior.
bewildered = hoang mang
A. chán ghét
B. bôi rối, lúng túng
C. tức giận
D. khó chịu