Spark生态系统组件MLlib的应用场景是?
A. 图结构数据的处理
B. 基于历史数据的交互式查询
C. 复杂的批量数据处理
D. 基于历史数据的数据挖掘
We have been looking for the boy all the afternoon but he is nowhere _______.
A. to see
B. seeing
C. seen
D. to be seen
The final examination _____ early July.
A. is to be held
B. is to be taken place
C. is going to hold
D. will be to take place
If the sun _____ tomorrow, what would we do?
A. were not to raise
B. does not rise
C. would not rise
D. were not to rise