皮皮学,免费搜题
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【单选题】
Wood furniture does not depreciate in value___properly handled and protected.
A.
that
B.
if
C.
unless
D.
whether
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举一反三
【单选题】验证是指通过提供客观证据对特定的预期用途或应用要求已得到满足的认定。
A.
一次/年
B.
一次/半年
C.
一次/三个月
D.
一次/月
【单选题】There ______ a small river here many years ago. [     ]
A.
was
B.
is
C.
were
【单选题】The most recognizable differences between American English and British English are in______ and vocabulary.
A.
structure
B.
grammar
C.
usage
D.
pronunciation
【单选题】一台辅助逆变器模块(ACM),将直流1 650 V电压转换为三相50 Hz交流电压,通过辅助变压器转换成三相四线制的( )交流电压。
A.
220 V
B.
275 V
C.
340 V
D.
380 V
【单选题】—We've lived here _____ 2001. —So you've lived here _____ about five years. [     ]
A.
since; for
B.
for; since
C.
for; for
D.
since; since
【单选题】一台辅助逆变器模块(ACM),将直流1650V电压转换为三相50Hz交流电压,通过辅助变压器转换成三相四线制的()交流电压。
A.
275V
B.
220V
C.
380V
D.
340V
【单选题】— 我国唐代中央官学设有“六学二馆”,其入学条件中明文规定不同级别官员的子孙进入不同的学校。这主要体现了我国封建社会教育制度的哪一特征 ?( )
A.
继承性
B.
等级性
C.
历史性
D.
民族性
【单选题】我国行政单位会计进行会计确认、计量和报告时通常采用
A.
收付实现制
B.
权责发生制
C.
应收应付制
D.
统收统支制
【单选题】There are some dangerous fishes in this river, and I've warned Jack ______ here. [     ]
A.
not to swim
B.
to not swim
C.
swim not to
D.
to swim not
【单选题】There are some dangerous fish in the river, and I've warned Jack _____ here. [     ]
A.
not to swim
B.
to not swim
C.
swim not to
D.
to swim not to
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