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【单选题】
如果公司存在固定成本,在单价、单位变动成本、固定成本不变的情况下,只有销售量发生变动,则( )A.
息税前利润变动率一定大于销售量变动率
B.
息税前利润变动率一定小于销售量变动率
C.
边际贡献变动率一定大于销售量变动率
D.
边际贡献变动率一定小于销售量变动率
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举一反三
【单选题】The purpose of a soap opera is to _______ rather than to educate.
A.
encourage
B.
engage
C.
entertain
D.
ensure
【单选题】The soap opera is boring my parents can’t stand it at all.
A.
too, to
B.
enough, to
C.
so, that
D.
as, as
【单选题】Why is Les watching a soap opera?
A.
Because he likes soap opera.
B.
Because it reminds him of a soap opera from his country.
C.
Because he misses his home country.
【简答题】若晶振频率fosc=12MHz,要求定时器T1工作于方式1,定时50ms,由软件启动,允许中断。则方式控制字TMOD应为 ______(或____)。
【单选题】—How do you like the soap opera? —I think the soap opera is_____________.We can learn nothing from it.
A.
serious
B.
enjoyable
C.
meaningless
【单选题】Which of these programmes is a soap opera?
A.
Chinese poetry Conference
B.
News Broadcast
C.
The Big Bang Theory
D.
Ode to Joy
【单选题】A soap opera is a(n) __________ drama about the daily lives and problems of a group of people and is shown over a period of time.
A.
batch
B.
serial
C.
sequence
D.
bundle
【简答题】依据不同的代谢作用,可以将微生物群落分为哪几种?
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