Comparative adjectives
Who, which, where
Possessive pronouns
100

a lawyer's job/ a nurse's job/ interesting

A lawyer's job is more interesting than a nurse's job

100

a zoo/ a place/ we can see animals 

A zoo is a place where we can see animals

100
It's my book. ______________

It's my book.  It's mine. 

200

a peacock/ a horse/ beautiful

A peacock is more beautiful than a horse

200

a teacher/ a person/ teach students

A teacher is a person who teaches students

200

It's Alex's computer. _____________________

It's Alex's computer.  It's his. 

300

a teacher's job/ a plumber's job/ difficult

A teacher's job is more difficult than a plumber's job

300

a phone/ a machine/ we use every day

A phone is a machine which we use every day

300

It's my brother and sister's speaker.  _____________________________

It's my brother and sister's speaker.  It's theirs.

400
an artist's job/ a lawyer's job/ creative

An artist's job is more creative than a lawyer's job

400

a photographer/ a person / take photos

A photographer is a person who takes photos

400

It's my dad's and my earphones. ________________________

It's my dad's and my earphones.  It's ours. 

500

chocolate ice cream/ strawberry ice cream/ delicious

Chocolate ice cream is more delicious than strawberry ice cream

500

a school/ a place/ students study hard

A school is a place where students study hard

500

It's Mary's microphone. ______________________

It's Mary's microphone. It's hers.