瘤状疙瘩积聚在白术药材上,称为()
A.花白点
B.花子
C.连珠
D.钉头
E.针眼
参考答案:B
She is short. So she sits ______ the classroom. [ ]
A. in the front of
B. in front of
C. at the back of
D. next to
某方案现时点投资23万元,此后从第2年年末开始,连续20年,每年将有6.5万元的净收益,净残值为6.5万元。若基准收益率为20%,己知:(P/A,20%,20)=4.8696,(P/F,20%,21)=0.0217,则该方案的净现值是()万元。
A.2.57
B.3.23
C.3.52
D.4.35