题干
—Look，here comes your dream girl. Invite her to dance.
—________ What if she refuses me?
A：I don't know.
B：Why me?
C：With pleasure.
D：So what?
答案(点此获取答案解析）
A
ATP中“能量”相关的叙述正确的是
满足
０，向量
的夹角为
，且
，则向量
与
的夹角为