大写字母
1. 元音开头的单词：当一个单词以元音字母开头时，通常应该将这个元音字母大写。例如，“The”, “to”, “of”, “a”, “an”, “in”, “on”, “at”, “for”, “with”, “by”, “from”, “but”, “if”, “or”, “so”, “as”, “that”, “who”, “which”, “what”, “where”, “when”, “why”, “how”, “all”, “any”, “both”, “each”, “few”, “more”, “other”, “some”, “such”, “those”, “too”, “very”。
2. 辅音开头的单词：如果一个单词以辅音字母开头，并且紧跟着一个元音字母，那么这个元音字母应该大写。例如，“their”, “there”, “through”, “today”, “this”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “now”, “then”, “