Logical means internally consistent. Rational means reasonable and sensible in judgment, especially when choices or emotions are involved.
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What “lost in the shuffle” means and where it comes from
This expression began with shuffled cards and now means something was overlooked, forgotten, or buried among many others.
School Rules Language Exercise
CEFR B1; focus: school rules language, permission, obligation, prohibition, and rule notices.
Evaluating Arguments: Granted, On Balance and For All Exercise
C2 argumentation and evaluation gap-fill exercise; each item has one correct answer and focuses on an objectively teachable feature of advanced argumentative language.
Why the word restaurant means to restore
Restaurant comes from a French word meaning to restore. It first referred to restorative food, then to the place serving it.