---Do you remember ______ he came here?

---Of course I do. His father drove him here.

1. A.
   whether
2. B.
   when
3. C.
   how
4. D.
   why

---Do you remember ________ he came here?

---Of course I do. His father drove him here.

　　　 A. whether　　　　　 B. when　　　　　　　 C. how　　　　　　　　 D. why