Which is correct here: I lost my backpack that/which had all my belongings.
anon006 I lost my backpack that/which had all my belongings. " my backpack" identifies the object uniquely, so you can't add a restrictive relative clause. You could make it non-restrictive ( I lost my backpack, which had all my belongings ), but more precisely your backpack doesn't have belongings; you do.
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anon006I lost my backpack that/which had all my belongings.
"my backpack" identifies the object uniquely, so you can't add a restrictive relative clause. You could make it non-restrictive (I lost my backpack, which had all my belongings), but more precisely your backpack doesn't have belongings; you do.
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