Ellipsis In Comparative StructuresSet 1

1Manakah contoh substitution tipe verbal?
2He hadn't finished his project, but I have.can you analyze about the type of elliptical construction above?
3The omission of a word or phrase which is grammatically necessary but can be deduced from the context is called ..... (Example: "Some people prefer cats; others, dogs." )
4The squeaking annoyed him more than .....
5Correctly or Incorrectly Written? I spent much more time on my project than she.
6It's an example of substitution: