This is someone's jacket, not mine.
这是别人的外套，不是我的。
Choose the best synonym for the word “someone’s”:
D — somebody's. “someone’s” means pron. belonging to an unspecified person
She found ______ lost umbrella left behind on the park bench.
A — someone’s. “someone’s” means pron. belonging to an unspecified person
someone’s — pron. belonging to an unspecified person. In Chinese: 某人的.
someone’s is pronounced /ˈsʌmwʌnz/. It breaks into 3 syllables: some · one · ’s.
This is someone's jacket, not mine. (这是别人的外套，不是我的。)
somebody's — all close in meaning to someone’s (pron. belonging to an unspecified person).
Yes. someone’s appears on the iSEE Vocab Basic list, which covers 2445 words for the ISEE and SSAT.