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【单选题】
【3】滴定管在记录读数时,小数点后应保留( )位A.
1
B.
2
C.
3
D.
4
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The missing boy were last seen _________ near the bank.
A.
playing
B.
to be playing
C.
play
D.
to play
【单选题】The missing boy were last seen ______ near the river.
A.
playing
B.
be playing
C.
play
D.
to play
【单选题】The missing boy were last seen _______near the river.
A.
playing
B.
be playing
C.
play
D.
to play
【简答题】要删除用户 user 并同时删除该用户的主目录,可以使用命令( )A. userdel user B. deluser user C. userdel -r
user D. deluser -r
user
【单选题】要删除用户user并同时删除该用户的主目录,可以使用命令( )
A.
userdel user
B.
deluser user
C.
userdel -r user
D.
deluser -r user
【单选题】The whole class_____searching for the missing boy when the heavy rain poured down
A.
was
B.
were
C.
had been
D.
would be
【单选题】The missing boy were last seen near the river.
A.
to play
B.
play
C.
to be playing
D.
playing
【单选题】It’s reported that many policemen were sent to the forest ____________ the missing boy.
A.
in need of
B.
in favor of
C.
in honor of
D.
in search of
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