•English and German are closely related.英语和德语的亲缘关系很密切。

•Both politicians have been closely associated with the movement for some time.这两位政界人士与这场运动有密切关系，而且都已经有一段时间了。

•We are working closely with the police.我们正与警方密切合作。

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•Pollution levels are closely monitored.污染水准受到严密的监控。

•He looked again more closely at the marks.他又看了看分数，比上一次更加仔细。

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•The two teams are closely matched.两队的实力平分秋色。

•It was a closely fought election.竞选相当激烈，各候选人势均力敌。

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•a closely guarded secret严格保守的秘密

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•The Swiss boat is in the lead, followed closely by the French.瑞士队的船领先，紧随其后的是法国队。