To be extremely anxious or tense.
Estar extremadamente ansioso o tenso. (Estar extremadamente ansioso o tenso.)
"Before the presentation, she was a bundle of nerves."
"Antes de la presentación, ella estaba un manojo de nervios." (Antes de la presentación, ella estaba **un manojo de nervios**.)
To do what one has promised.
the basic practical details of something
to stop being so serious or stressed
to deal with a problem when it arises, rather than worrying...
to change and adapt as things in society or technology chang...
plans are uncertain or not decided yet