F. 9. Test in Writing

A __ studies light, sound, electricity, etc. 

Who __ the steam engine?

This is the boy ___ had an accident.

Yesterday I saw a car ____ was really old.

___ book will you buy? - Red one.

Do you know the name of the man ___ car you crashed into?

The building ___ I live in was built in the 1920s.

My new house, ___ has a large garden, is what I had always wanted.

If the train ___, we ___.

If a notebook ___ too much, I ___ a smaller one.

What ___, if the taxi ___?

Will you phone me if there ___ any problems?