高中三年级8个班协商组成年级篮球队,共需10名队员,每个班至少要出1名,不同的名额分配方案的种数是
(17)
A.16
B.24
C.28
D.36
答案:D
—____?
—He is short with blonde hair. [ ]
A. Why do you like his hair
B. What does he look like
C. How does his hair
D. How is he
数控机床最适用于复杂、高精、多种批量尤其是单件小批量的机械零件的加工。