4.At schools, _______ measures such as fire drills ensure the safety of students in the event of an emergency.
(A) crispy
(B) spectacular
(C) religious
(D) precautionary
詳解 (共 1 筆)
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precautionarynprɪˈkɔ...
私人筆記 (共 1 筆)
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(A) crispy 脆的,易碎的(B)...