modal verbs
can, should, must, have to...
hasta
until
The spider was killed by the boy.
The boy killed the spider.
find
found
This is the house. Jack built it.
This is the house that/which Jack built.
types of art
painting, pottery, fashion design...
a place where you eat
restaurant
The dog was frightened by the sudden noise.
The sudden noise frightened the dog.
eat
eaten
That's the neighbour. He helped me when I moved in.
That's the neighbour who helped me when I moved in.
jobs in science
engineer, scientist, chemist...
recomendar
recommend
He was betrayed by his own brother.
His own brother betrayed him.
draw
drawn
Christmas is a day. People are happy at Christmas.
Christmas is a day when people are happy.
phrasal verbs
come up with, wake up, pick up, look after...
embarrassing
The medicines had been taken by Sam.
Sam had taken the medicines.
teach
taught
This is the school. I studied in this school.
This is the school where I studied in.
verbs that are used with the 'to infinitive'
want, decide, need, agree...
recibo
receipt
This portrait has been drawn by my sister.
My sister has drawn this portrait.
fly
flown
This is the book. I couldn't remember the title of this book.
This is the book whose title I couldn't remember.