Question

Answer 1

Jim asked me what I often did if I were sad.

Answer 2

Jim asked me what I often did if I was sad.

Thì hiện tại đơn trong câu trực tiếp khi đổi thành câu gián tiếp sẽ thành thì quá khứ đơn

Answer 3

Jim asked me what I often did if I were sad.