A. This
B.What
C. That
D. It
第1题:
When William hurried home, he found that his mother ____already ____to hospital.
A、has; been sent
B、had; sent
C、has; sent
D、had; been sent
第2题:
Computers are __________(wide) used in our daily life.
第3题:
第4题:
Auserhaschangedtheirpasswordusingthepasswdcommand,andnoticesthatthechangeisonlymadetothelocalnode.Whentheadministratorchangestheuser’spasswordfromthecommandlineusingthepasswdcommandthechangeismadecluster-wide.Whatisthemostlikelycauseofthisproblem?()
A.TheuserhasaUIDlessthan200
B.Theuserhasbeendefinedasanadministrativeuser
C.Thefile/usr/es/sbin/cluster/clpasswdisnotexecutablebytheuser
D.Theuserneedsexplicitauthorizationtochangetheirpasswordcluster-wide
第5题:
第6题:
生成列表{3,4,5}
A.Range[3,5]
B.Range[{3,5}]
C.Range[{3},5]
D.Range[3,{5}]