Jawaban:

A. (Present perfect tense):

1. The defendant has been presumed innocent until proven guilty.
2. The case has been brought before the district court.
3. The authorities have prevented the hijacking of the airplane.
4. The perpetrator has been charged with hijacking.
5. The police have caught the burglars in the act of committing burglary.

B. (Past perfect tense):

1. By the time the police arrived, the burglars had already fled the scene.
2. The defendant had been in possession of stolen goods at the time of his arrest.
3. The company had been responsible for the pollution of the river.
4. The lawyer had successfully defended his client in court.
5. The authorities had confiscated the illegal drugs before they could be sold.

C. (Past continuous tense):

1. The police were bribing the witness to testify against the defendant.
2. The judge was handing down a severe punishment to the convicted criminal.
3. The government was working to protect the citizens from unscrupulous business practices.
4. The thieves were attempting to break into the jewelry store.
5. The prosecutor was arguing that the defendant was an ongoing threat to society.