单项选择题According to the passage, competence in writing is ______.
单项选择题It can be inferred from the passage that the author values good literature primarily for its ability to ______.
单项选择题In describing White as a word-artist , the author means that White ______.
单项选择题Our schools, according to the passage, ______.
单项选择题The main purpose of the passage is to ______.