There is much I enjoy about the changing seasons, but my favorite time is the _________ from fall to winter.

单项选择题Though sometimes __________, all too often technology is seen as a panacea for the great economic, social,and political challenges facing the nation as it embarks on the path of modernization.

单项选择题As has always been the case when tragedy has struck our community, the people of our town feel the obligation, and rightly so, to ____ in support of the victim and his family.