Which of the following does the semanticist maintain will help bridge the communication gap between people, according to the passage

单项选择题The author argues that ______.

单项选择题If offered a reward for doing a good deed, the author would ______.

单项选择题It can be inferred that ______.

单项选择题The passage suggests that the White House has always been a(n) ______.

单项选择题This article focuses most clearly on ______.