1
I still can't believe it. My bike ___ last night.
was stolen
was stealing
2
The current constitutional problem is _____ by the top legal minds of the country
being studied
been studied
3
The child's arm was swollen because he ____ by a bee
had being stung
had been stung
4
Many serios diseases____ by early immunization.
can be prevented
are preventing
5
Let's go ahead and do it now. Nothing ___ by waiting.
will be accomplished
acomplished
