If it ____for the snow, we____ the mountain yesterday.

If it ________ for the heavy rain then, we would have arrived here ahead of time.

   A. shouldn’t be          B. weren’t                C. had not been             D. be not

If it ________ for the heavy rain then, we would have arrived here ahead of time.

1. A.
   shouldn’t be
2. B.
   weren’t
3. C.
   had not been
4. D.
   be not

If it _____ for the heavy rain then, we would have arrived here ahead of time.

A. shouldn’t be    B. weren’t             C. had not been     D. be not

If it __________for the snow, we ___________the mountain yesterday.

A．were not; could have climbed              B．were not; could climb

C．had not been; could have climbed          D．had not been; could climb