if，that，though/although，unless，when等
引导从属从句或名词从句的从属连词在有关从句的各章中均有所描述。条件从句参见第二十一章;目的从句参见第三十三章;理由、结果、让步、比较从句和时间从句参见第三十四章;名词从句参见第三十五章。某些连词有多种意思，可引导不同类型的从句。
有些连词容易与另一个连词或与几个其他词类混淆。下面就谈一谈这些连词。
国际英语资讯:Libyas Tripoli airport closed due to unknown drone aircraft
国内英语资讯:Xinhua Headlines: Marathon hearings shed light on U.S. tariff harm, cherished ties with Chin
吃胡萝卜真的可以增强夜视能力?
国内英语资讯:China establishes special committee for national nutrition plan
带孩子的父亲更健康,更快乐
Should Abandoned Island be Existed? 弃婴岛该存在吗？
国际英语资讯:Bank of Japan to adopt additional easing if economy worsens: media
国内英语资讯:China reports solid rise in bond issuance
体坛英语资讯：Racing inch closer to Superliga Argentina title
国内英语资讯:Tibet has 667,000 people engaged in environmental protection
国内英语资讯:Senior political advisors brainstorm ideas to improve consultation system
国际英语资讯:Bolton threatens sanctions against foreign financial institutions helping Maduro govt
国际英语资讯:Interview: S.Korea puts emphasis on trust, dialogue for Korean Peninsulas denuke: Presiden
曾有一双手救了我的命
国际英语资讯:UN commemorates 74th anniversary of signing of UN Charter
娱乐英语资讯:Feature: Chinese guitarist shines in Croatian music academy
求职面试小心机：穿这些颜色胜算大
互联网大佬们在“两会”期间都说了啥？
国际英语资讯:DPRK blasts joint military exercise by South Korea, U.S.
国内英语资讯:Chinese lawmakers deliberate draft sections of civil code
特朗普抨击民主党议员的新调查
体坛英语资讯：Barca end contract of midfielder Sergi Samper
The Advantage and Disadvantage of the Expansion of College Enrollment 大学扩招的利和弊
国际英语资讯:Singapore launches exhibition to showcase combination of art, technology
The Importance of Reading 阅读的重要性
国际英语资讯:Russia FM says supports unity of Gulf region
H&M的限量新品遭遇黄牛,结果黄牛玩砸了
国内英语资讯:China spends big on pollution control, treatment in 2018
酒精会在体内停留多久?
国内英语资讯:Top legislature hears reports on 2018 final accounts, audit work