Answer:
Explanation: Past participle is also known as the ‘third for’ of the verb. Apart from functioning as main verb in the perfect tenses, it also acts as adjectives as non-finite verb. The past participles in the following sentences are underlined and their type mentioned in brackets.
1 The Lost(adjective) jewels have been found. (main verb)
2 Saddened (adjective) by the news, he became quiet.
3 He got the room dusted (main verb) and sprayed (main verb).
4 I am tired (main verb) of cleaning your stained (adjective) jeans.
5 Was the politician praised (main verb) for his speech?
6 He appeared exhausted (adjective) after the 10 strenuous exercise.
7 The sharpened (adjective) blade gleamed in the fading (present participle) sunlight.
8 The people started going home when they saw the setting (present participle) sun.
9 Having delivered ((main verb) the message, the annoyed (adjective) man banged the door shut.
10 We bought a packet of frozen (adjective) peas that had to be thawed (main verb).