1 (2011·浙江杭州七校联考)He did not regret saying what he did but felt that he       it differently.
A. could express            B. would express   C. could have expressed       D. must have expressed
2 (2011·山东枣庄第一次质检)--- Who did it?
--- ___________ you ask? It was Joe, of course.
 A. May        B. Must         C. Should       D. Need