Complete the following sentences using appropriate relative pronouns.
1. The sun …………………. rays sustain life on earth is regarded as a god.
a) whose
b) who
c) whom
2. The moment ………………. is lost is lost forever.
a) which
b) that
c) Either could be used here
3. They sent for the doctor ………………. came at once.
a) who
b) which
c) whom
4. This is the boy ……………….. I told you of.
a) that
b) which
c) Either could be used here
5. I know the house …………………. he lives in.
a) that
b) where
c) what
6. He ……………. is not with me is against me.
a) who
b) that
c) Either could be used here
7. He was the most prolific writer ……………… I ever read.
a) that
b) which
c) what
8. I have lost the envelope ……………….. you gave me.
a) that
b) which
c) Either could be used here
9. Even the wisest men ………………….. ever lived made mistakes.
a) that
b) who
c) Either could be used here
Answers
1. The sun whose rays sustain life on earth is regarded as a god.
2. The moment which / that is lost is lost forever.
3. They sent for the doctor who came at once.
4. This is the boy that I told you of.
5. I know the house that he lives in.
6. He who / that is not with me is against me.
7. He was the most prolific writer that I ever read.
8. I have lost the envelope that / which you gave me.
9. Even the wisest men that ever lived made mistakes. (After superlative adjectives that is preferred to who or which.)
