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【多选题】
下列属于中学化学实验研究目的的有()A.
了解、掌握实验原理
B.
设计、改进实验方案
C.
了解中学化学实验发展趋向
D.
认识中学化学实验系统以及系统各系统的规律
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举一反三
【单选题】In an efficient market without barriers to capital flows, the cost-savings argument of the QSD is difficult to accept, because?
A.
it implies that an arbitrage opportunity exists because of some mispricing of the default risk premiums on different types of debt instruments
B.
it implies that an arbitrage opportunity exists because of some mispricing of the exchange rates on different maturities of forward contracts
C.
none of the above
【单选题】某招投标工程内单扇木质防火门项目，计有5樘，规格为1.0*2.0M，安装电子磁卡锁，聚脂清漆三遍油漆，本项目管理费、利润、风险费共计300元，若参照《浙江省建筑工程预算定额》(2003)投标报价，其综合单价为( )元/樘
A.
673
B.
1007.4
C.
1100
D.
947.4
【单选题】Listen to the conversation and tick what they are talking aboout.
A.
The company logo
B.
The brand image
C.
A marketing slogan
D.
A company advertisement
【简答题】Listen and tick or cross. 听录音，判断正(√)误(×)。 ( )1. What does a lion eat? ( )2. It is eating meat. ( )3. What else eats grass? ( )4. Giraffes eat leaves. ( )5. Does a cow eat grass?
【简答题】一词一空 A business memo serves a very useful purpose. It helps members of a business organization c_____, without the need for time-consuming m______. A memo is an effective and efficient communication t...
【单选题】An economic outcome is said to be efficient if the economy is
A.
using all of the resources it has available.
B.
conserving on resources and not using all it has.
C.
getting all it can from the scarce resources it has available.
D.
able to produce more than its current production without additional resources.
【单选题】An outcome is considered efficient if
A.
it is not possible to make someone better off without making anyone else worse off.
B.
it is the best available choice for an individual.
C.
it results in fair shares for everyone involved.
D.
it is possible to make someone better off without making anyone else worse off.
【简答题】Read the dialogue and tick what is recommended by the women.
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