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【单选题】
下列数据中不属于“字符常量”的是( )。A.
'a'
B.
'\160'
C.
'070'
D.
070
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反馈参考答案：
举一反三
【简答题】A. She hasn’t sent the email. B. She hasn’t got any email. C. She won’t read the email. D. She won’t reply to the email.
【多选题】What are the TWO ideas that the author emphasizes in Paras. 1-6?
A.
Machine learning will finally displace human workers.
B.
A lot of workers do not feel happy about upgrading their skills.
C.
Many jobs will be automated by machines in the near future.
D.
New technology always creates new jobs and growth will continue.
E.
Experts are worried that automation will result in unemployment.
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