问题
选择题
Black broke his leg. He has just had_____ X-ray examination.
____ doctor said he needed ____ operation.[ ]
A. a; The; an
B. a; A; an
C. an; A; an
D. an; The; an
答案
答案：D
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Black broke his leg. He has just had_____ X-ray examination.
____ doctor said he needed ____ operation.[ ]
A. a; The; an
B. a; A; an
C. an; A; an
D. an; The; an
答案：D