–I’ll ask the teacher about the noun clause. I’m very puzzled about it.

   --That’s just ______ most of us have doubt.

    A. what B. why  C. where    D. how

–I’ll ask the teacher about the noun clause. I’m very puzzled about it.
--That’s just ______ most of us have doubt

1. A.
   what
2. B.
   why
3. C.
   where
4. D.
   how

–I’ll ask the teacher about the noun clause. I’m very puzzled about it.
--That’s just ______ most of us have doubt.