49.What are the best known information agents?
A: Personal agents
B: User agents
C: Predictive agents
D: Buyer agents
A: Personal agents
B: User agents
C: Predictive agents
D: Buyer agents
举一反三
- What would be the biggest challenge when going to the agents? A: Some agents may have no legal professional title. B: Some agents may work on their own. C: Some agents don’t speak much English. D: Some agents won’t like to help foreigners.
- Travel Agents Travel agents can recommend 1 and arrange 5 other things for tourists. If you plan to travel abroad, travel agents can offer your information on three aspects: A._____ B.required papers C. Travel agents promote their services in 4 ways. To compete with others, many travel agents now aim at traveling for 5 people.
- 智慧职教: 款目： “Brewington B.Mobile agents for distributed information retrieval .Klusch M.( Ed.) Intelligent Information Agents, Berlin:Springer,1999”属于（ ）类型的文献。
- (__) agents(造影剂)
- antiviral agents: