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【简答题】
荷花是挺水水生花卉，地下部分有肥大多节的根状茎，，盾状圆形，一般分三种，它们分别是、浮立叶。绿色的花萼在花开后脱落。喇叭形的花托叫做莲蓬，其上有（）个莲室。
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皮皮学刷刷变学霸
举一反三
【单选题】RDD操作分为转换(Transformation)和动作(Action)两种类型,下列属于动作(Action)类型的操作的是( )。
A.
count
B.
groupBy
C.
map
D.
filter
【单选题】As put by Se author, most of the work that most people have to do is ______.
A.
delightful but time consuming
B.
exceedingly dull and always painful
C.
not worth doing and bearable at all
D.
not interesting but rewarding
【单选题】—The movie 'Finding Nemo' is —Oh, I'm glad to hear that. I can't wait to see it. [ ]
A.
put off
B.
put on
C.
put up
D.
put away
【单选题】He read the story ______ for everybody present to hear.
A.
loud
B.
noisy
C.
aloud
D.
loudly
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