Upper Intermediate Level >> Grammar Worksheets >> Students use the appropriate relative pronoun to fill the gap in each sentence.

Relative Pronoun Gap Fill Worksheet

Upper Intermediate

Choose one of the following relative clauses that best completes each sentence.

who - which - where - when - what

1. Alexander Graham Bell is the man __WHO__ invented the telephone.

2. The subject __WHICH__ my son finds most demanding is French.

3. They met in the "Trucador" restaurant, __WHERE__ his wife worked as a waitress.

4. Astronomy was a subject about __WHICH__ the professor enjoyed chatting, given the chance.

5. This was obviously a bad case of bullying, __WHICH__ the school takes very seriously.

6. Prime numbers, __WHICH__ are numbers that can only be divided by themselves, formed the basis for the code.

7. I don't know __WHAT__ he did, but his teacher is very angry about it.

8. The world population, __WHICH__ currently stands at more than 7 billion, is expected to rise for the next fifty years at least.

9. Spring is the time _WHEN___ you should be planting these seedlings.

10. A man __WHO(M)__ I'd never seen before came and spoke to me and told me everything would be okay.