Consider:
Although humans have highly developed brains, most animals have more acute senses than them.
A test book says that "than them" is incorrect, but I can't understand why it's incorect and what is the correct way to say it
Consider:
Although humans have highly developed brains, most animals have more acute senses than them.
A test book says that "than them" is incorrect, but I can't understand why it's incorect and what is the correct way to say it
There are two very different reasons that “them” could be incorrect.
The first is that “them” is an object pronoun, and we need here is a subject pronoun to go with the implied verb:
However, in practice this rule is so widely violated that it may sound odd when someone actually gets it right!
The second is that the author is presumably human, so referring to humans (a group he is a member of) in the third person is also odd. First person is more correct:
Combine these two issues and we see the technically correct answer is: