4.It is said that the early European playing-cards ____ for entertainment and education. 
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A
were being designed
B
have designed
C
have been designed
D
were designed
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The prisoners _____ to escape, but failed.
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A
succeeded
B
attempted
C
managed
D
advised
On hearing the news of the road accidents, his face ________ pale.
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A
got   
B
changed
C
went  
D
appeared