ource: Ji-li Jiang, Red Scarf Girl: A Memoir of the Cultural Revolution, page 6. Published by HarperCollins, 1997:
A Liberation Army soldier! One of the heroes admired by all, who helped Chairman Mao liberate China from oppression and defeated the Americans in Korea.
Student text:
The author views Liberation Army soldiers as heroes admired by all, who helped Chairman Mao liberate China from oppression and defeated the Americans in Korea (Jiang 6).
Is the student text plagiarized?

no
yes it fails to use quistion marks
yes dosent sit a sorce