Englishfor English speakers
clause
Noun
—
A clause is a section in a contract or other legal document.
The author's contract contained a clause giving him creative control over the films.
—
A clause is a group of words that usually includes a subject and a predicate. In English, the subject usually comes before the predicate.
The last clause in the sentence is hard to understand without knowing some background.
in
Preposition
—
Used to show that something is inside something else.
The cat is in the box.
—
Used to show that someone is at home, or is available.
Is John in?
The Doctor is now in.
—
Used to show movement towards the inside.
The rain came in through the window.
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
—
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.