In April, 2009, President Hu inspected the warships in Qingdao, ________ the 60th  anniversary of the founding of the PLA Navy. 
#90423
A
marking
B
marked
C
having marked
D
being marked
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The old man didn’t know whether to sell the car or____ .
#97535
A
being kept for later use
B
kept for later use
C
to keep it for later use
D
to be kept it for later use
At the shopping centre, he didn’t know what _____ and _____ with an empty bag.      
#96751
A
to buy; leave
B
to be bought; left
C
to buy; left
D
was to buy; leave