[解析]
1.C. 细节理解题.根据文章第一段You can use me as a last resort(选择), and if nobody else volunteers, then I will do it可知从她在第1段的回答中我们可以推断出她只是不想做志愿者;故选C.
2.B. 细节理解题.根据文章第二段So I try again and tug at the heartstrings. I mention the single parent with four kids running the show and I talk about the dad coaching a team that his kids aren't even on…所以我再试一次感情用事了.我提到有四个孩子的单亲家长在主持这个节目,我还谈到爸爸在指导一个团队,他的孩子甚至不在…上.可知意为感情用事;故选B.
3.D. 细节理解题.根据文章第三段The unwilling parent organizes the meal schedule,sends out emails,and collects money for end﹣of﹣season gifts可知我们能从第3段中了解到她成为一个好帮手;故选D.
4.B. 细节理解题.根据文章最后一段 I'm pretty sure volunteering is more of a selfish act than I'd freely like to admit. However, if others benefit in the process可知作者喜欢做志愿者工作它使她非常快乐;故选B