While at sea, an employee suspected to have COVID-19 must ___ in his cabin to protect others.
Aretain
Bremain正確答案
Cregain
Dreplenish
答案與詳解
為什麼答案是 B
remain 作不及物動詞，意為「留下、繼續停留」，後可接地點（remain in his cabin）。符合船上疑似確診者需待在艙房隔離的語境。
考點：保留 ≠ 停留考點：remain 停留考點：恢復考點：補給
載入中…
