(2012·辽宁高考)Jack is a great talker. It's high time that he something instead of just talking.
A. will do
B. has done
C. do
D. did
网友回答
A. will do
B. has done
C. do
(答案→)D. did
解析：选D 考查动词时态。在句型 “It's high time that ...”中， 从句中的谓语动词用一般过去时或should do，所以选D项。