1、单选题：
Study the following dialogue. What function does it play according to the functions of language? — A nice day, isn’t it? — Right! I really enjoy the sunlight. ( )
选项：
A:Performative
B:Interpersonal
C:Emotive
D:Phatic
答案: 【Phatic】

2、单选题：
Which of the following property of language enables language users to overcome the barriers caused by time and place, due to this feature of language, speakers of a language are free to talk about anything in any situation?（ ）
选项：
A:Arbitrariness
B:Transferability
C:Displacement
D:Duality
答案: 【Displacement】

3、单选题：
__________ refers to a language user's underlying knowledge about the system of rules. ( )
选项：
A:Competence
B:Langue
C:Parole
D:Performance
答案: 【Competence】

4、判断题：
If a linguistic study prescribes how things should be, it is said to be prescriptive. ( )
选项：
A:对
B:错
答案: 【对】

5、判断题：
De Saussure, who made the distinction between langue and parole in the early 20th century, was a French linguist. ( )
选项：
A:错
B:对
答案: 【错】