In each of the following sentences, replace the words in bold text by suitable noun clauses.

1. Nobody knows the time of his arrival.

2. I heard of his death.

3. The reason for his failure is unknown.

4. We expect an improvement in his performance.

5. I know him to be trustworthy.

6. He confessed his guilt.

7. The place of their meeting was known to the police.

8. I do not believe his words.

9. The sailor told us the direction of the wind.

10. His friends hoped for his recovery.

Answers

1. Nobody knows when he will arrive.

2. I heard that he had died.

3. Why he had failed is unknown.

4. We expect that there will be an improvement in his performance.

5. I know that he is trustworthy.

6. He confessed that he is guilty.

7. The place where they would meet was known to the police.

8. I do not believe what he has said.

9. The sailor told us where the wind was blowing from.

10. His friends hoped that he would recover.