One of the responsibilities of the Coast Guard is to make sure that all ships______followtraffic rules in busy harbors.
Homing pigeon is useful as a ______ carrier because when taken from home, it will return atthe first opportunity.
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The suspect cooperated fully with the police when ______ about his role in the incident.
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If you’re sitting around a lonely campfire at night, the howl of a wolf can sound pretty______.
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Those familiar with evening dress will always ______ black with elegance.
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The proposal deserves support as it gives ______ to the needs of children.
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______ the popularity of robots in Japan, the country ’s robot-production growth is slowing down.
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We have to wait for the bus, ______?
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Mrs. Smith locked both the front and the back doors before she went to bed______thatsomeone might steal into the house at night.
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The hosts apologized for ______ that some of their guests might be vegetarians.
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I know my limitations, so I won ’t do anything ______ my ability.