1.) Present Participle & Past Participle – in relative clauses
Past Participle:
- The reporter (who is) missed in Canada is Cathy McDunn.
- The photos show drums (which were) dumped in the middle of nowhere.
Present Participle:
- She followed a truck (which was) carrying more than 50 drums.
- The men (who were) dumping the drums weren’t found.
2.) Present Participle & Past Participle – in clauses of reason
Past Participle:
- Worried by Cathy’s message, I found it hard to do any work.
-> Because I was worried by Cathy’s message,…
Present Participle:
- Knowing what I know, I can’t believe it was an accident.
-> As I know what I know, …
- Not finding any sign of violence, the police closed the file.
-> Because they didn’t find any sign of violence,…
3.) Present Participle & Past Participle – in clauses of time
Present Participle:
- Driving across the show, we suddenly saw a jeep.
-> When we were driving across the snow, …
- Coming into the office, he heart the phone.
-> As he was coming into the office,…
- Waiting for the photos, the detective read Cathy’s old articles.
-> While he was waiting for the photos, …