Present participle joining sentences
A present participle can join sentences or act in place of a coordinating conjunction to join sentences.
 

 

Examples:

  • Tom got into the car. He slammed the door hard.
  • Tom got into the car and slammed the door hard.
  • Tom got into the car slamming the door hard. 
  • Sue picked up the bill for their meal. She asked him to pay.
  • Sue picked up the bill for their meal and asked him to pay.
  • Sue picked up the bill for their meal asking him to pay. 

 

 

Present participle in subordinate clause
By using the present participle in the subordinate clause, the subject and verb of the subordinate clause are omitted and the sentence becomes a bit shorter.
 

 

Examples:

  • After he wrote a book about his life in prison, he was imprisoned again for murder.
  • After writing a book about his life in prison, he was imprisoned again for murder.  
  • Since she became to the Manager, she has put on more weight.
  • Since becoming the Manager, she has put on more weight. 
  • We had been warned that the food there was unhealthy, so we went to another restaurant.
  • Having been warned that the food there was unhealthy, we went to another restaurant. 
  • As he was the only child in the family, he begged his mother for a sibling. 
  • Being the only child in the family, he begged his mother for a sibling.  
  • Unless you agree to the rules, you are not allowed to participate.
  • Unless agreeing to the rules, you are not allowed to participate.