问题补充:
Was it in 2002 he was still at middle school the boy became expert at computer?
A. that; where
B. when; where
C. that; when
D. when; that
答案:
A. that; where
B. when; where
C. that; when
(答案→)D. when; that
解析:考察强调句型和定语从句。本题强调的是时间状语in 2002 when he was still at middle school.其中定语从句When he was still at middle school修饰先行词2002;第二空that与it was构成强调句型的基本结构。故D正确。