近似球形颗粒的散装谷物,通常其静止角(),散落性()。
A.小;大
B.大;小
C.与颗粒形状无关
D.小;小
参考答案:A
用所给单词的适当形式填空。
1. Students must study hard_______ (make) more pro- gress.
2. Tennis_______ (invent)a hundred years ago.
3. John told me that he_______ (fly) to Japan next Wednesday.
4.—How long_______ your mother_______ (teach) English in this school?
—For ten years.
5. The house_______ (surround) by a small garden.
在下列Windows 98提供的多媒体组件中,与三维动画处理相关的是( )。
A.OpenGL
B.MCI
C.View
D.DirectSound