Method
Change one of the simple sentences into a principal clause and the others into subordinate clauses.
By using a noun clause
A noun clause does the work of a noun. It can act as the subject or the object of the verb in the principal clause.
- A good education is essential for success in life. He believes this.
- He believes that a good education is essential for success in life.
- Could he depend on the guide? The traveler did not know.
- The traveler did not know whether he could depend on the guide.
- He is bent on mischief. It is known to everybody.
- That he is bent on mischief is known to everybody.
By using an adjective clause
An adjective clause does the work of an adjective. It can modify a noun or pronoun in the main clause.
- The slave had to fight with a hungry lion. The lion was kept in a cage.
- The slave had to fight with a hungry lion which was kept in a cage.
- He is a prince. Trouble had driven him from home.
- He is a prince whom trouble had driven from home.
By using an adverb clause
An adverb clause does the work of an adverb. It can modify a verb, an adjective or another adverb in the main clause.
- He got the first prize. He was happy.
- He was happy when he got the first prize.
He was happy because he got the first prize.
- Jack fought very well. As a result of that the captain asked him to join his band of soldiers.
- Jack fought so well that the captain asked him to join his band of soldiers.
- He worked hard. His goal was to gain promotion.
- He worked hard that he might gain promotion.