The President's car was passing by when several bombs were .A.set offB.set upC.s
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The President's car was passing by when several bombs were ________.
A.set off
B.set up
C.set out
D.set down
试题答案
A
The President's car was passing by when several bombs were ________.
A.set off
B.set up
C.set out
D.set down
A