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【单选题】
正常情况下,HXD3电力机车辅助变流器UA11以( )方式工作。
A.
VVVF
B.
恒压变频
C.
CVCF
D.
恒压恒频
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参考答案:
举一反三
【判断题】资产负债表是反映企业一定时期的财务状况,经营状况以及财务状况变动的情况的书面文件。
A.
正确
B.
错误
【判断题】资产负债表是反映企业一定时期的财务状况的会计报表,利润表是体现某一特定日期的经营成果的会计报表。(    )
A.
正确
B.
错误
【单选题】It’s a pity that you missed _____ the chance to go abroad for further education.
A.
to give
B.
to be given
C.
giving
D.
being given
【单选题】资产负债表是反映企业一定时期的财务状况的会计报表。( )
A.
正确
B.
错误
【单选题】---- Have you heard of Steven Jobs, the co-founder and CEO of Apple? ---- Yes, but it’s a pity that he has _____ for a half year..
A.
died
B.
been dying
C.
been dead
D.
death
【单选题】-- It’s a pity that you missed the lecture on nuclear pollution. -- I _________ it, but I was busy preparing for a job interview.
A.
attended
B.
had attended
C.
would attend
D.
would have attended[
【单选题】—It’s a pity that I can only live here for two days _______. —Why not stay for another day? I know you have three days off.
A.
at first
B.
at last
C.
at least
D.
at most
【单选题】—It’s a pity that Wang Qiang failed in the driving test again. —How can you expect him to pass _______ he hasn’t been practicing enough?
A.
when
B.
once
C.
unless
D.
though
【简答题】资产负债表是反映企业一定时期财务状况的报表。( )
【判断题】资产负债表是反映企业一定时期的财务状况的会计报表,是静态会计报表。 ( )
A.
正确
B.
错误
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