Englishfor English speakers
signing
Noun
—
A signing is the closing of a contract, usually by athletes.
of
Preposition
—
Made using.
It is a house of cards.
an
Determinative
—
An (or a) is used when the following word could be any of a certain type.
I just ate an apple.
It is indeed an honor to have met you today.
agreement
Noun
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An agreement is where everybody has the same feelings about something; when everyone has the same ideas; saying "yes".
We have an agreement with our teacher. If we do our homework we can go home early.