In our daily life we often hear such expressions as Wonderful weather we’re having or Good morning. Which function of language do those expressions manifest

单项选择题We can infer from the third paragraph that ______.

单项选择题The author implies that the Puerto Rican writers who have written most about assimilation ______.

单项选择题The author seems to suggest getting to know ______ is critical to market success.

单项选择题The passage suggests that the author would be likely to agree with which of the following statements about the social structure of eighteenth-century American society Ⅰ. It allowed greater economic opportunity than it did social mobility. Ⅱ. It permitted greater economic opportunity prior to 1750 than after 1750. Ⅲ. It did not contain rigidly defined socioeconomic divisions. Ⅳ. It prevented economic disputes from arising among members of the society.

单项选择题Woolf chose Chaucer as a literary model because she believed that ______.