subrayar

Use imperfect subjunctive forms like 'subrayara' or 'subrayase' for past hypotheticals, wishes, or doubts.

Use present subjunctive forms like 'subraye' (yo/él/ella/Ud.) after expressions of doubt, desire, or emotion.

Use 'no' plus the present subjunctive, like 'no subrayes' (tú), for negative commands.

Use imperative forms like 'subraya' (tú) for direct commands and requests.

Use conditional forms like 'subrayaría' (yo) for hypothetical situations ('would underline').

Use preterite forms like 'subrayé' (yo) for completed actions in the past, like underlining something once.

Use imperfect forms like 'subrayaba' (yo) for ongoing or habitual past actions.

Use present forms like 'subrayo' (yo) for actions happening now or habitual actions.

Use future forms like 'subrayaré' (yo) for actions that will definitely happen.