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【单选题】
当企业的贡献总额等于利润时，该企业的固定成本总额A.
等于0
B.
不等于0
C.
大于0
D.
小于0
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举一反三
【简答题】Choose the best answer to complete the passage. The English language is different from any 36 language. Yet English words do not 37 the same. It is always 38 . People need new words 39 new inventions ...
【简答题】Learning English online is an effective way to improve your English. But with any type of learning you need to be prepared. This passage will give you advice and tips on how to get the most out of you...
【简答题】任务型阅读。 In a classroom in any countries, the teacher teaches more than art or history or language. He or she teaches something behind—the culture (文化 ) of the country. In a country such as the United S...
【单选题】Communication Skills Make no mistake, learning any language to proficiency takes thousands of hours, but learning enough to be able to communicate reasonably well is not so difficult. If you can read ...
A.
One can assess how appropriate the courses you're considering buying.
B.
One can focus on studying the oral and written language.
C.
One can concentrate one's efforts on the spoken language.
D.
One can read information on the Internet or in books, magazines, or newspapers.
【单选题】听力原文： Make no mistake, learning any language to proficiency takes thousands of hours, but learning enough to be able to communicate reasonably well is not so difficult. If you can read this in English...
A.
One can assess how appropriate the courses you're considering buying.
B.
One can focus on studying the oral and written language.
C.
One can concentrate one's efforts on the spoken language.
D.
One can read information on the Internet or in books, magazines or newspapers.
【单选题】These MOOCs make it possible for people()their learning any place around the world.
A.
to figure out
B.
to carry out
C.
work out
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