The research team's progress stalled when the local authorities proved uncooperative in granting access to the historical site.
当地方当局在允许进入历史遗址方面表现出不合作时，研究团队的进展停滞了。
Which choice best defines “uncooperative”?
A — Not willing to help or do what someone asks. “uncooperative” means not willing to help or do what someone asks.
Which word means “not willing to help or do what someone asks”?
C — uncooperative. “uncooperative” means not willing to help or do what someone asks.
uncooperative — not willing to help or do what someone asks. In Chinese: 不合作的.
uncooperative is pronounced /ʌnkoʊˈɒpərətɪv/.
The research team's progress stalled when the local authorities proved uncooperative in granting access to the historical site. (当地方当局在允许进入历史遗址方面表现出不合作时，研究团队的进展停滞了。)
obstinate, recalcitrant, unhelpful — all close in meaning to uncooperative (not willing to help or do what someone asks).
cooperative, helpful — each the opposite of uncooperative (not willing to help or do what someone asks).
Yes. uncooperative is on the SAT Prep Basic list — the everyday academic words the SAT assumes you already have. The Digital SAT does not test vocabulary in isolation; words like this one are tested through Words in Context questions, where you choose the word that completes a passage most logically and precisely.