A teacher shouldn’t have _________.

它已成为各种贸易和商务的最强有力的手段。(medium)

评价一个人要充分考虑他的成绩。(take account of)

他的懒惰导致他的失败。(result in)

科学家声称发现了一颗新行星。(claim)

阅读下面的短文，然后把划线的句子翻译成汉语。 

(71) [Even as exchanges emerge to enable rich interaction among companies, businesses are looking to the Internet to enable the adoption of truly dynamic pricing.] One solution is emerging in the form. of bots, software that serves as an agent acting on behalf of a specific user or application. Advancing bot technology enables dynamic, automated, real-time interaction between buyers and sellers, allowing sellers to capture the true value of their goods in the market. (72) [The implications for businesses are vital, since this emerging technology may change how companies sell their goods.] Ramifications companies need to take steps to address include: 

●Disintermediation of individual auction environments through bots that allow buyers to automatically poll multiple auction services and fixed-price channels to garner advantageous terms; 

●(73) [Development of exchanges that aggregate the information harvested by bots in order to reduce transaction costs and eliminate concerns of fraud;] and 

●(74) [The emergence of the bot-aggregator exchange as a primary sales channel, which employs rules to enable transactions.]

●(75) [The bot future is not yet certain. For example, providers must find ways to reduce per-transaction costs before widespread adoption can occur.] But the powerful connectivity of the Internet is rapidly evolving the buyer/seller relationship. With bot technology advancing quickly, companies should prepare for a future priced for demand.

她在法国居住后很快学会了法语。(pick up)

desktop _________

key issues _________

spending analysis _________

particular file format _________