If you are in     position of __ teacher, will you allow your students to play computer games all day long?   [ ]

A. /; a                

B. a; /              

C. the; /            

D. the; a

闽南成语是相沿习用，约定俗成的固定词组，成语“大主大意”的正确解释是（）

A.自作主张

B.直率粗鲁

C.丧失理智

D.沉着冷静