GWD-25-Q31 终结

GMAT2007CD

New items developed for automobiles in the 1997 model
year included a safer air bag, which, unlike previous air bags, eliminated the
possibility that a burst of smoke would appear when the bag inflated, and
making an already terrified passenger think the car was on fire.
    

A.    
inflated,
and making.

    

B.    
Inflated,
so that it could make.

    

C.   
Inflated
and made.

    

D.   
Inflated
and make.

    

E.    
Inflated
to make.

    
New items now being developed for the 1997 model year include a
nonsmoking (it has nothing to do with cigarettes) bag, which eliminates
the possibility that a burst of smoke will
        appear when the bag inflates
and make an already terrified passenger think the car is on fire. Also
in the works are door-panel bags that inflate during side collisions.

本题只不过是用了个小小的过去时而已

zanyingsan

还是不明白，and不是需要前后对称么？