The document discusses subordinate clauses and how they are used to provide additional information to a main clause in a sentence. It provides examples of sentences with and without subordinate clauses and explains that the main clause should still make sense on its own. It also discusses punctuation rules for subordinate clauses, indicating that subordinate clauses should be set off by commas. Finally, it provides exercises for the reader to practice adding subordinate clauses to sentences using commas.

1. Subordinate Clauses
Subordinate clauses are used to add more
information to sentences
Subordinate Clause
Main Clause
Although I was scared, I crept inside.
The boy, who was ten, jumped.

2. Subordinate Clauses
The main clause still makes sense
without the subordinate clause
Although I was scared, I crept inside.
,
The boy,, who was ten, jumped.

3. Put aacomma on each side of the subordinate clause.
Put comma on each side of the subordinate part.
Mr Smith, who worked as a secret through the paper silently.
Mr Smith the secret agent flicked agent, flicked through the
paper silently.
The lady who had grey curly hair and thin-rimmed glasses must
The lady, who had grey curly hair and thin-rimmed glasses,
have been her grandmother.
must have been her grandmother.
The wind which was bitterly cold howled through the trees.
The wind, which was bitterly cold, howled through the trees.
My friend an experienced cook was making dinner.
My friend, who was an experienced cook, was making dinner.
A huge creature covered in scales appeared out of the cave.
A huge creature, covered in scales, appeared out of the cave.
The kitten a purebred tabby was completely adorable.
The kitten, a purebred tabby, was completely adorable.

4. Emily ________________ was ongirl, was on her way
Emily, who was a small and cheerful her way to school.
to school.
The man _________________ crept silently.
The man, who seemed mysterious, crept silently.
The train_______________ sped past the station.
The train, which was late, sped past the station.
The kitten ___________ caught a mouse in the hall.
The kitten, which was only 6 weeks old, caught a mouse in
the hall. is green.
My coat _______
My coat, which was a present from my mum, is green.
Henry ____________ was lost.
Henry, who was a cat/dog/small boy, was lost.
My brother _______ and my sister ________ are
both much older than me.
My brother, who is very tall , and my sister, who is very
short , are both much older than me.