Question

1957 6 He is a good friend of them. He is a good friend of [[them]]. theirs When the meaning is possessive, use of + mine/yours/his/ hers/ours/theirs . Compare:'That's a photograph of him.' (= showing him)'That's a photograph of his.' (= belonging to or taken by him)

Accepted Answer

of ✗ He is a good friend of theirs. He is a good friend of [[theirs]]. theirs | them

Idx	1957
Keyword	of
Sub Entry Number	6
Type of Sentence	✗
Error Sentence	He is a good friend of them.
Correct Sentence	He is a good friend of theirs.
Cloze Error Sentence	He is a good friend of [[them]].
Cloze Sentence	He is a good friend of [[theirs]].
Cloze Answer	theirs
Choices	theirs \| them
Explanation	When the meaning is possessive, use of + mine/yours/his/ hers/ours/theirs . Compare: 'That's a photograph of him.' (= showing him) 'That's a photograph of his.' (= belonging to or taken by him)

Good Friend Photograph Meaning Possessive Mine/Yours/His Hers/Ours/Theirs Compare