A balcony can be used as an emergency access for firefighters once fire occurs. It can also be used as another _____ exit for residents.
Aduplicated
Bcomplicated
Calternative正確答案
Dcompetitive
答案與詳解
為什麼答案是 C
alternative 意為「替代的、另一可選的」，alternative exit 是消防常見用語，指主要出口外的備用逃生口，完全符合陽台功能。
考點：重複的考點：複雜的考點：替代的考點：競爭的
載入中…
