问题
选择题
Bruce _________his leg when he _____ in a football match yesterday afternoon.
A．broke; played
B．has broken; was playing
C．broke; was playing
D．was breaking; played
答案
答案：C
考查时态。句意：昨天下文当他正在参加足球比赛时，他弄伤了腿。结合语境可知从句描述的是正在进行的动作，用过去进行时态。主句为过去某事的动作，用一般过去时态。选C。
