White graduated from Leshan No. 1 Middle School in 12th grade A. the; aB. a; aC. a; the

问题补充：

White graduated from Leshan No. 1 Middle School in 12th grade

A. the; a

B. a; a

C. a; the

D. /; /

答案：

A. the; a

B. a; a

C. a; the

(答案→)D. /; /

解析：考查冠词用法。英语中专有名词前不用冠词，Leshan No. 1 Middle School兰山第一中学和12th grade十二年级是专有名词，故不用冠词。选D。