-Do you know ________ Mr Green will come?
-Yes, I think he will come.
- A.what time
- B.where
- C.how
- D.whether
-I don't know ________ she is.
-Her mother says she is much better these days.
- A.who
- B.how
- C.what
- D.where
-Do you know ________ Mr Green will come?
-Yes, I think he will come.
-I don't know ________ she is.
-Her mother says she is much better these days.