[判断题]When children learn to distinguish between the sounds of their language and the sounds that are not part of the language， they can acquire any sounds in their native language once their parents teach them.

[单项选择]She started to learn English when she was very young, ______ contributes to her success in her eareer.
A. that
B. so that
C. so
D. which

[单项选择]When defining a referential constraint between the parent table T2 and the dependent table T1, which of the following is true?（）
A. The list of column names in the FOREIGN KEY clause can be a subset of the list of column names in the primary key of T2 or a UNIQUE constraint that exists on T2.
B. The list of column names in the FOREIGN KEY clause can be a subset of the list of column names in the primary key of T1 or a UNIQUE constraint that exists on T1.
C. The list of column names in the FOREIGN KEY clause must be identical to the list of column names in the primary key of T2 or a UNIQUE constraint that exists on T2.
D. The list of column names in the FOREIGN KEY clause must be identical to the list of column names in the primary key of T1 or a UNIQUE constraint that exists on T1.

[单项选择]When load balancing traffic between two web servers,which of the following technologies provides the LOWEST cost solution?（）
A. Active/passive cluster
B. Active/active cluster
C. Log shipping
D. DNS round robin

[单项选择]When the dispute over duty payment arises between the duty payer and the Customs, the duty payer should first pay the duty and then, within ______ of the issuance of the duty memo, apply to the Customs in writing for a reconsideration of the case.
A. 10 days
B. 20 days
C. 30 days
D. one year

[单项选择]When implementing MPLS VPNs between CE and PE routers, which of these statements is correct? （）
A. If using IS-IS as the PE-CE routing protocol, no redistribution is required.
B. If using static routes between the CE and PE routers, no redistribution of other VPN routes is required.
C. If the PE-CE protocol is not BGP, redistribution of other VPN routes from MP-BGP is required.
D. If RIP is the routing protocol that is used between the PE-CE routers, no redistribution is required, but any other protocol will require redistribution.
E. If using OSPF or EIGRP as the PE-CE routing protocol, redistribution is not required, but any other protocol or static route will require redistribution.

[单项选择]When there are cordial elations between the two countries, we mean there exists a （）relationship between them.
A. friendly
B. hostile
C. fertile
D. complicated

[单项选择]when is the greatest difference between risks or opportunities and investment at stake
A. Conceptio
B. Developmen
C. Implementatio
D. Closur

[多项选择]When you compare the differences between half-duplex and full-duplex Ethernet,which of the following characteristics are exclusive to half-duplex?（）
A. Half-duplex Ethernet operates in a shared collision domain.
B. Half-duplex Ethernet operates in an exclusive broadcast domain.
C. Half-duplex Ethernet has efficient throughput.
D. Half-duplex Ethernet has lower effective throughput.
E. Half-duplex Ethernet operates in an exclusive collision domain.

[单项选择]When women fail to achieve a balance between work and children, they
A. let things go their own courses
B. admit that they are not superwomen
C. usually choose to give up their work
D. often blame themselves for it

[单项选择] Learn from Mistakes You can only learn from a mistake after you （1） you’ve made it. As soon as you start blaming other people (or the universe itself) you distance yourself （2）any possible lesson. But if you courageously stand up and honestly say “This is my mistake and I am responsible” the possibilities for learning will move towards you. Admission of a mistake, even if only privately to yourself, makes learning （3）by moving the focus away from blame assignment and towards understanding. This advice （4）counter to the cultural assumptions we have about mistakes and failure, namely that they are （5） things. We’re taught in school, in our families, or at work to feel guilty about failure and to do whatever we can to （6）mistakes. This sense of shame explains why many people give up on their goals: they’re not （7） for the mistakes and failures What’s missing in many people’s beliefs about success is the fact that the more （8）the goal, the more frequent and difficult setbacks will be. The larger your ambitions, the more dependent you will be on your ability to overcome and learn from your mistakes. But for many reasons admitting mistakes is difficult. An implied value in many cultures is that our work represents us: if you fail a test, then you are a （9）. If you make a mistake then you are a mistake. Learning from mistakes requires three things: putting yourself in situations where you can make interesting mistakes; having the self-confidence to admit to them; being （10）about making changes. （3）内应选（）
A. runs
B. access
C. challenging
D. shameful
E. courageous
F. possible
G. admit
H. failure
I. avoid
J. prepared
K. activities
L. from