15. () A: Playing the violin and enjoying video games. B: Playing the violin and enjoying reading. C: Playing the violin and watching T D: Playing basketball and enjoying video games.
15. () A: Playing the violin and enjoying video games. B: Playing the violin and enjoying reading. C: Playing the violin and watching T D: Playing basketball and enjoying video games.
The violin is ____-the cello. (not/low)
The violin is ____-the cello. (not/low)
He asked ____ for a violin .
He asked ____ for a violin .
What is known as Chinese violin?
What is known as Chinese violin?
在ggplot绘图系统中，几何映射geom与统计变换stat是成对出现
在ggplot绘图系统中，几何映射geom与统计变换stat是成对出现
Which instrument is known as Chinese violin?
Which instrument is known as Chinese violin?
ggplot包中用于图层控制的函数是？ A: position() B: mapping() C: stat() D: geom()
ggplot包中用于图层控制的函数是？ A: position() B: mapping() C: stat() D: geom()
在ggplot绘图系统中，通过以下哪个函数绘制小提琴图 A: geom_hist B: geom_boxplot C: geom_violin D: geom_point
在ggplot绘图系统中，通过以下哪个函数绘制小提琴图 A: geom_hist B: geom_boxplot C: geom_violin D: geom_point
How long have Chris learned violin?
How long have Chris learned violin?
The violin is very _______________. A: valuable and old B: common
The violin is very _______________. A: valuable and old B: common