A:中法战争后
B:第二次鸦片战争后
C:《辛丑条约》签定后
D:《马关条约》签定后
已知(x+a)(x2﹣x+c)的积中不含x2项和x项,求(x+a)(x2﹣x+c)的值是多少?
Mary's dress is very similar________mine but they differ________quality.