【单选题】Perform MapReduce on this poem [Begin Poem] I sell the best Brandy and Sherry To make all my customers merry, But at times their finances Run short as it chances, And then I feel very sad, very. [End ...
A.
A name-value pair
B.
The number of times the words
C.
The most commonly used words "customer" and "one" were used
【简答题】根据所给情景,选出最适合的一项,请将标号写在题前括号中。 1. [ ] A. Who are you? B. What are you? C. How are you? D. Is that Jane speaking? 2. 当老师问“Is everyone here today?”时,哪种回答才对? [ ] A. Yes, we do. B. Yes, I am. C. No,...