10. If it had not started to rain, we________to the museum
a)will have walked
b)would have walk
c) would have walked
11. If iron gets wet, it
a)broken
b) rusts
c) gets better
12. We would have______in the sea if there had_______so many sharks there.
a)swimming / not be
b)had swum / been
c) swum / not been