—What have you been busy with these days? —I that the speech contest has been brought for

问题补充：

—What have you been busy with these days?

—I that the speech contest has been brought forward, so I for it.

A. was informed; have been preparing

B. have informed; am preparing

C. informed; have prepared

D. was informed; prepared

答案：

(答案→)A. was informed; have been preparing

B. have informed; am preparing

C. informed; have prepared

D. was informed; prepared

解析：考查时态。根据句意可知我被通知演讲比赛被提前是过去发生的事情，所以用过去时。从被通知开始我就一直在准备，这个动作持续到现在，所以使用现在完成进行时。句意：—这些日子你在忙什么？—我被通知演讲比赛已经被提前了，所以我一直在为之做准备。