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

When he was asked about his girlfriend, he'd go as red as a_______.

Đáp án đúng là: C
Giải thích
Kiến thức thành ngữ:
- go as red as a beetroot: ngượng ngùng
Tạm dịch: Khi được hỏi về bạn gái, anh ấy rất ngượng ngùng.