All these gifts must be mailed immediately ________ in time for Christmas.

1. A.
   in order to have received
2. B.
   in order to receive
3. C.
   so as to be received
4. D.
   so as to be receiving

All these gifts must be mailed immediately______in time for Christmas.

A.in order to have received

B.in order to receive

C.so as to be received

D.so as to be receiving

All these gifts must be mailed immediately ________ in time for Christmas.

A. in order to have received 　　　　　　　　 B. in order to receive

C. so as to be received 　　　　　　　　 D. so as to be receiving

 All these gifts must be mailed immediately _______ in time for Christmas.

   A. in order to have received             B. in order to receive

   C. so as to be received                  D. so as to be receiving