Đáp án C
Phương pháp giải:
Kiến thức: Thành ngữ
Giải chi tiết:
have/keep your wits about you (idiom): to be aware of what is happening around you and ready to think and act quickly [giữ bình tĩnh, cảnh giác]
Các phương án khác:
mind: tâm trí
head: đầu
brain: não
Tạm dịch: Có rất nhiều kẻ nham hiểm ở các thành phố lớn. Nếu bạn không muốn bị lừa, bạn sẽ cần phải cảnh giác lên.
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