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Course: Grammar > Unit 10

Lesson 1: Frequently confused words
Arts and humanities
Grammar
Usage and style
Frequently confused words
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Frequently confused words: affect/effect

Google Classroom

Problem

Identify whether to use affect or effect in this sentence.
Amazingly, the three cups of coffee Simon drank at 8pm did not produce any ill ______ on his ability to sleep.
Choose 1 answer: