2020年12月四级英语5句

1、What does the author mean by a cultural shift (Line 2-3, Para.
2、What do we learn from the recent studies?
【2020年12月四级英语5句】 3、What do we learn from the passage about community health services in Britain?
4、What do we learn from Dan Ariely’s experiment?
5、For what purpose is “the bad option” (Line 7, Para.