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You made the same mistake for _____ second time, dropping _____ “r” in the word “preferred”.
#9076
A
a , the
B
a, a
C
the , an
D
a , an
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Doctors are often in ____ dilemma over whether or not to tell their patients ___ truth about their condition. 
#8653
A
a ; a
B
a ; the
C
/ ; a
D
/ ; the
Last night, an accident happened at ______crossroads a few meters away from ______school I attend.
#8250
A
a; the
B
a; a
C
/; the
D
the; a
Here is ____ basic equipment you need for hikes and ____ basic tips for successful hiking. 
#9492
A
the; the
B
/; the
C
/; /
D
the; /
      spacecraft Shenzhou Ⅶ took off on November 1st, 2011, at Jiuquan Satellite Launch Center in        Northwest China.
#8837
A
The; the
B
The; /
C
A; the
D
A; /
After ____ series of unsuccessful attempts, he has finally passed ______ driving test.
#8517
A
/ ; the
B
a ; the
C
the ; a
D
/ ; a
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