[填空题]SummarizationRead each of the following short paragraphs and complete the phrase or sentence that expresses the main idea of the paragraph. The first letter of the missing word is given before the blank.Paragraph.4 Love plays a very important part in this world today. With the increasing modernization of society, relationships between people are becoming looser and looser. It is difficult to imagine what they would be like if there were no love for each other.4.To live without l______ is miserable.