They looked _____ each other and kept their secret _____ themselves.

下列句子中加点的词语使用不恰当的一项是（ ）

填入下面文段空白处的词语，最恰当的一组是_??????? 我们的散文拒绝精神的攀沿，????????? 拒绝起码的思想含量，????????? 始终徘徊于低层次的琐碎生活，???????? 生活的细小咀嚼，???????? 散文还会有它沉甸甸的分量吗？还会有它宏阔的天宇吗？

______ that company to see how they think of our product yesterday—Yes. They are happy with it.

Nobody can live________ fresh air and clean water.