编写函数，接收一段英文文本，该文本中有个单独的字母i误写为小写i，该函数将该字母改为大写字母i并返回结果字符串，要求不能改变其他字母的大小写。例如，函数接收'i am a boy.'，返回'i am a boy.'，接收'a b,c i'则返回'a b,c i'，接收'a b i c'则返回'a b i c'。
contrastive ysis involves describing the learners’ interlanguage, then comparing the two forms to locate miatches.
a sentence is grammatical concept, and the meaning of a sentence is often studied as the abstract intrinsic property of the sentence itself in terms of a predication
一般而言，幼儿发展评价的内容及其切入点____。
最早出现、最早成熟的心理过程是()。
cognitive linguistics is born on the basis of ________.
作品收集是表现儿童成就与努力过程的最佳方式。()
氨是有毒物质，不能在血液中游离存在，它是如何进行转运的？
满足幼儿身心健康发展的需要，这是托幼机构教育最基本的价值追求。()
the significance of grice’s cp lies in that it explains how it is possible for the speaker to convey ________ is literally said.
language and culture are closely related to each other, and it is extremely difficult to separate the two.
as for gradable antonyms, the denial of one is the assertion of the other.
采取什么措施能防止和减少褐变？
to have a scientific language study, we must pursue brevity in yzing the data and in stating our findings, which can be summarized as the standard of ________.