把(-12)-(+8)-(-3)+(+4)写成省略括号的和的形式应为( )
A:-12-8-3+4
B:-12-8+3+4
C:-12+8+3+4
D:12-8-3-4
There wasn't enough ____(证据) to prove that he was wrong.
一箱灯泡合格率为87.5%,如果一箱灯泡有24个,则小明从中任取一个是次品的概率为( )
加线词解释全都正确的一组是( )