People can help firefighters by keeping roads clear of ___, enabling them to move in and out of the area, and thereby doing their job.
Acorporation
Bcongestion正確答案
Cconclusion
Dcoordination
答案與詳解
為什麼答案是 B
congestion 指「壅塞、擁擠」，keep roads clear of congestion 即「保持道路無壅塞」，讓消防人員能進出救災區域，語意正確。
考點：公司法人考點：道路壅塞考點：結論考點：協調（陷阱）
載入中…
