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77. After several months of training, the ______ young spaniel was finally ______ enough to be walked safely without a leash.
A. eager, unruly
B. placid, defiant
C. clever, helpful
D. boisterous, docile
E. vigilant, convinced
78. ______ as Mario's misdeed was, his grandmother, always blind to his faults, pretended to be unaware of it.
A. Accidental
B. Apt
C. Random
D. Flagrant
E. Covert
