n为整数，则代数式2n-1一定是[ ]
A.偶数
B.奇数
C.2的倍数
D.正整数
答案：B
事业单位资产包括（）。
A.财政补助结余
B.非财政补助结余
C.应缴财政专户款
D.财政应返还额度
Jimmy can hardly _____ himself in the photo since it was taken years ago. [ ]
A. figure out
B. speak out
C. pick out
D. work out
