[单项选择]A) The improvement of conversational skills. B) The management of gun control organizations.
C) America’s gun-related violence. D) The prohibition of weapons.

[填空题]{{B}}Conversational Skills{{/B}} People who usually make us feel comfortable in conversations are good talkers. And they have something in common, i.e. skills to put people at ease. 1. Skill to ask questions 1) be aware of the human nature: readiness to answer others’ questions regardless of (1) ______ (1) ______ 2) start a conversation with some personal but unharmful questions e.g. questions about one’s (2) ______ (2) ______ questions about one’s activities in the (3) ______ (3) ______ 3) be able to spot signals for further talk 2. Skill to (4) ______ for answers (4) ______ 1) don’t shift from subject to subject -- sticking to the same subject: (5) ______ in conversation (5) ______ 2) listen to (6) ______ of voice (6) ______ -- If people sound unenthusiastic, then change subject.

[单项选择]According to the passage, initial improvement in brain function in Homo’s ancestors resulted at least partially from which of the following
A. the sharing of resources typical of hunter-gatherer groups to which Homo eventually came to belong
B. the freeing of Homo’s heat-sensitive brain from the temperature constraints that had kept its size in check
C. the availability of foods far denser in calories and nutrients than those previously available
D. a rise in Homo’s brain weight relative to his body weight
E. morphological solutions of environmental change developed by the robust proto-humans

[填空题]The theory of conversational implicature Was proposed by ______.

[简答题]One of the characteristics of conversational implicature is CANCELLABITITY. What is the basic working principle of CANCELLABILITY How can we use it to make our meaning well expressed

[填空题]
People who usually make us feel comfortable in conversations are good talkers. And they have something in common, i.e. skills to put people at ease.
1. Skill to ask questions
1) be aware of the human nature: readiness to answer others’ questions regardless of (1)
2) start a conversation with some personal but unharmful questions
e.g. questions about one’s (2)
questions about one’s activities in the (3)
3) be able to spot signals for further talk
2. Skill to (4) for answers
1) don’t shift from subject to subject
-- sticking to the same subject: (5) in conversation
2) listen to (6) of voice
-- If people sound unenthusiastic, then change subject.
3) use eyes and ears
-- steady your gaze while listening
3. Skill to laugh
Effects of laughter:
-- (7)
-- help start (8) <