______ your plans look good, you still need to do some revision work on it.

1. A.
   If
2. B.
   Once
3. C.
   Although
4. D.
   Since

   ______ your plans look good, you still need to do some revision work on it.

A. If                              B. Once                                C. Although               D. Since

______ your plans look good, you still need to do some revision work on it.

A. If                            B. Once                        C. Although           D. Since

______ your plans look good, you still need to do some revision work on it.