every day · usually · facts
present simple
Masterminds · English Grammar
Decision Tool
Signal Words Are Evidence, Not Answers
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now · right now · Look!
present continuous
yesterday · last night · ago
past simple
while / when
inspect long background versus bounded event before assigning forms
tomorrow / I think / I promise
future reference alone is insufficient; reason and clause structure decide
at 8 p.m. · this time tomorrow
future continuous
Never stop at the highlighted word: verify event meaning, subject, clause job, and complete form.
La señal crea una hipótesis. El significado, la línea temporal y la estructura de la cláusula la confirman o la corrigen.