Are all your subheadings sentence fragments (one word or short phrases), or are they complete sentences?
你的副标题应该是句子片段(一个词或短语)，还是完整的句子？
Sentence fragments happen by treating a dependent clause or other incomplete thought as a complete sentence.
这种句子是指将一个从句或者意思不完整的句子看做是一个完整的句子。
Informal sites can include sentence fragments (which lack subject, verb, or both) and sentences that begin with a conjunction (such as and or but).
非正式网站可以使用句子片段(缺少主语或谓语)。句子开头用链接词(如and或but)。
"Texting and tweeting have affected the way people write, but it's only partly because of the habit of using abbreviations and sentence fragments, " Lamb observes.
短信和Twitter的流行改变了人们的写作方式，但也只是导致人们滥用缩略语和残缺句的部分原因。
Great language USES a variety of sentence structures and even some intentional fragments when appropriate.
优秀的语言使用多种句子结构，甚至在合适的时候故意分段。
Great language USES a variety of sentence structures and even some intentional fragments when appropriate.
优秀的语言使用多种句子结构，甚至在合适的时候故意分段。
应用推荐