Question

what she might say next was never certain, and the uncertainty kept him always on the qui vive. source: the tree of knowledge: a novel in this sentence, qui vive means: condition of heightened watchfulness or preparation the feeling that accompanies an unsatisfied state the act of correcting for your wrongdoing a time interval during which something stops temporarily

Explanation:

El término "qui vive" es un anglicismo que proviene del francés "qui vive" y significa estar alerta, en estado de vigilancia o preparación. En el contexto de la frase "the uncertainty kept him always on the qui vive", se refiere a que la incertidumbre lo mantenía siempre alerta o en estado de vigilancia.

Answer:

condition of heightened watchfulness or preparation