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听力原文： [31]Mr. Foster started his publishing business with only one magazine. It was called 'World News'. Mostly it had summaries of important week events from around the world. But it always included one or two stories about interesting people. Mr. Foster put these in [29]because he believed all people like to read about other people. Several years ago, Mr. Foster started two magazines. One was called 'Enterprise'. It is for business people. And the other was called [30] 'Action', for sports fans. Like World News, they always have two or three stories about interesting people. Five years ago, Mr. Foster got another idea for a magazine. He wanted this one to have even more stories about people than the others and to have more photographs. This one was named 'Faces and Places'. From the very beginning, it was a big success. (30)A.
He was good at writing about interesting people.
B.
It was much easier to -mite stories about people.
C.
He believed that people are always eager to learn about other people.
D.
He thought people played an important role in world events.
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【多选题】下列关于所有者权益的说法中正确的有( )。
A.
所有者权益是指企业资产扣除负债后由所有者享有的剩余权益
B.
某些利得和损失可以直接计入所有者权益项目
C.
所有者权益是指企业资产所有者对企业的要求权
D.
未分配利润属于所有者权益项目
E.
所有者权益包括所有者投入资本和留存收益
【多选题】以下和所有者权益有关的正确的是 ( )
A.
投入资本包括实收资本和资本公积
B.
所有者权益指企业资产扣除负债后由所有者享有的剩余权益。
C.
盈余公积包括法定盈余公积和任意盈余公积
D.
留存收益包括利润分配—未分配利润、盈余公积
【单选题】哪一个命令能用来查找在文件TESTFILE中只包含四个字符的行( )。
A.
grep '????' TESTFILE
B.
grep '....' TESTFILE
C.
grep '^????$' TESTFILE
D.
grep '^....$' TESTFILE
【简答题】利血平的含量测定:对照品溶液的制备精密称取利血平对照品20mg,置100ml量瓶中,加氯仿4ml使溶解,用无水乙醇稀释至刻度,摇匀;精密量取5m1,置50ml量瓶中,加无水乙醇稀释至刻度,摇匀,即得。供试品溶液的制备精密称取本品0.0205g,照对照品溶液同法制备。测定法精密量取对照品溶液与供试品溶液各5ml,分别置10ml量瓶中,各加硫酸滴定液(0.25mol/L)1.0ml与新制的0.3%亚硝...
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