五(1)班期中测试成绩优秀的人数占全班人数的40%。40%表示把( )平均分成100份,( )占其中的40份。
全班人数;成绩优秀的人数
If we ___________everything ready by now, we should be having a terrible time tomorrow.[ ]
A. hadn't got
B. didn't get
C. wouldn't have got
D. wouldn't get
直角扣件、旋转扣件的抗滑承载能力设计值为()。
A、6kN
B、8kN
C、7kN
D、8.5Kn