7 · en
Short, simple sentences with “reaction”, suitable for children and primary/elementary school, with common expressions and related words. You'll also find examples for middle and high school.
Allergy is an exaggerated reaction of the immune system to harmless substances.
A chemical reaction occurs when two or more substances interact, changing their compositions.
He gave a quick reaction upon hearing the breaking news.
I witnessed a strong reaction when the team scored the winning goal.
Her reaction to the brilliant artwork astonished everyone at the gallery.
Their reaction to the surprising announcement sparked a lively discussion.
The scientist documented his reaction after the experiment's unexpected outcome.
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