Hello again,
I made a mistake in yesterday’s exercise. Luckily, it’s a mistake you can learn from.
There are two different words, complimentary and complementary.
One comes from compliment – “saying nice things”.
He complimented her on her presentation.
Many people paid him compliments.

She was very complimentary about his work.

One comes from complement – “goes well together”.
This new system complements [...]

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