One of the responsibilities of the Coast Guard is to make sure that all ships ______ follo

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One of the responsibilities of the Coast Guard is to make sure that all ships ______ follow traffic rules in busy harbors.

A.cautiously

B.dutifully

C.faithfully

D.skillfully

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答案解析

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  • 正确答案:B
    解析:本题为副词辨析题。cautiously意为"小心地,谨慎地";dutifully意为"尽职地;服从地";faithfully意为"忠实地,忠诚地";skillfully意为"熟练地,灵活地"。只有尽职尽责地遵守航行交通规则,才能确保繁忙港口的航行秩序。