If I           a bird, I would fly in the sky．

A．was             B．am                C．were                 D．is

If I      a bird, I     fly higher and higher.

A. am, would        B. were, will        C. was will        D. were would

If I ____ a candle, I would light the world bright.

A．am              B．are              C．be               D．were

I would go if I ________.

1. A.
   can
2. B.
   could
3. C.
   go
4. D.
   like