A lion is an animal. It is very strong.
A lion is an animal which is very strong .
A giant is someone (is very tall).
A giant is someone who is very tall.
I have a car who is blue.
I have a car that is blue.
The hospital which/where I was born has closed
The hospital where I was born has closed
the only / who / the test. / She's / is / person / taking
She's the only person who is taking the test.
A novelist is a person. He writes novels.
A novelist is a person who writes novels.
An alarm clock is a clock (wakes you up in the morning).
An alarm clock is a clock which wakes you up in the morning.
The girl which lieves next door is very nice.
The girl who lieves next door is very nice.
I sold my car, which/who/where means I have to walk.
I sold my car, which means I have to walk.
have / you / still / the book / gave / I / which / me.
I still have the book which you gave me.
The man lives next next door. He is a taxi driver.
The man who lives next next door is a taxi driver.
A Dutch is a person (lives in the Netherlands).
A Dutch is a person who lives in the Netherlands.
David is the man where built our house.
David is the man who built our house.
The woman who/which won the gold medal is from Hungary.
The woman who won the gold medal is from Hungary.
the Nobel Prize. / The writer / that / won / wrote / article / who
The writer who wrote that article won the Nobel Prize.
A bottle opener is a device. It opens bottles.
A bottle opener is a device which opens bottles.
A ladybug is a red beetle (has black spots on its back).
A ladybug is a red beetle which has black spots on its back.
He bought a car where runs fast.
He bought a car which runs fast.
We went to the restaurant which/where Nathan had some delicious pasta.
We went to the restaurant where Nathan had some delicious pasta.
the key / we / Is / looking for? / which / this / were
Is this the key which we were looking for?
A detective is someone. He discovers the truth about crimes.
A detective is someone who discovers the truth about crimes.
A waitress is a woman (serves food and drinks in a restaurant).
A waitress is a woman who serves food and drinks in a restaurant.
That's the house which William Shakespeare was born.
That's the house where William Shakespeare was born.
Newton was the first person who/which understood gravity.
Newton was the first person who understood gravity.
the woman / purse? / Is / her / who / this / lost
Is this the woman who lost her purse?