What were you doing when the World Trade Center in New York _________ terrorists.

　　　 A. destroyed by　　　　　　　　　　　 　 B. destroyed to　　

　　　 C. was destroyed by　　　　　　　　　 D. was destroyed to

There are all kinds of cars______ in the World Trade Center.

    A. display   B.show   C.on display   D. in show

There are all kinds of cars on display in the World Trade Center.

1. A.
   on the way
2. B.
   are played
3. C.
   on show
4. D.
   are shown

There are all kinds of cars on display in the World Trade Center.

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