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【多选题】
字符流有两个抽象的顶级父类，分别是（）和（）？A.
Reader
B.
InputStream
C.
OutputStream
D.
Writer
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皮皮学刷刷变学霸
举一反三
【单选题】Read the passage about tips for shopping online (part 1) and choose the correct answer.If you're like me, there's something exciting about online shopping. Not only can you stay at home, but you can a...
A.
sell cheaper than in the shops
B.
are only after your money
C.
want your bank details
D.
want your name and address and other private details
【单选题】Read the passage about tips for shopping online (part 1) and choose the correct answer.If you're like me, there's something exciting about online shopping. Not only can you stay at home, but you can a...
A.
expensive
B.
cool
C.
a bargain
D.
fake
【单选题】下列哪项不符合严重低钾血症的临床表现
A.
腹胀明显，肠鸣音减少
B.
四肢软弱，腱反射消失
C.
CO2CP可升高
D.
心电图T波低平，出现U波，Q—T间期缩短
E.
心音低钝，严重者可出现心律失常
【单选题】While receiving visitors, a receptionist should first find out _________.
A.
what the visitor’s name is
B.
which company the visitor works for
C.
whether the visitor has an appointment
D.
what the visitor’s purpose of coming
【单选题】Choose which of the following is a benefit to the individual while receiving training?
A.
Creates an appropriate climate for growth, communication
B.
Aids in increasing productivity and/ or quality of work
C.
Satisfies a personal needs of the trainer
D.
None of the above
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