Which of the following is not a characteristic of conversational implicature?

On a Cisco Nexus 7000 Series Switch， what is the purpose of this command？（）  switch# config terminal  switch（config）# mac address-table learning-mode conversational vlan 1-10  switch（config）# A:  Enable conversational learning on FabricPath vlans 1-10 for F-Series module B:  Enable FabricPath protocol on VLANs 1–10 C:  No need for this command as conversational learning is enabled by default for all VLANs. D:  Enable conversational learning on Classical Ethernet VLAN for F-Series module

Tasks are activities where the target language is used by the learner for a ______ purpose in order to achieve an outcome.( ) A: communicative B: expansive. C: educational D: conversational.

According to the conversational maxim of manner suggested by Grice, one should speak truthfully.

Casual words and slang as well as the light, conversational tone should be avoided in a business letter.

Though he is the youngest, he is the most ______ guy in our office. A: conversation B: conversational

Academic writing should be formal, objective and concise, addressing the reader as “you” with a conversational style. （)

Free verse tends to use ______ diction. A: elevated B: formal C: invented D: conversational

Whenever we fail to fulfil a conversational maxim, we fail to observe the Cooperative Principle. A: 正确 B: 错误

中国大学MOOC: Whenever we fail to fulfil a conversational maxim, we fail to observe the Cooperative Principle.