惯用词块
惯用句型
惯用连接
写作增分句式
Not only … but also   （及倒装形式）There be 句型So/such … that & so that （及倒装形式）(非限制性)定语从句 (from/during which …)The reason why … is that +句子It is/was … that 强调句(it is not … but … that matters./ It was not until … that …)非谓语（伴随状语；原因状语；定语等）        with 复合结构Only +状语+ 倒装句What＋v.＋sb. most is that ...“让某人最……是……”定语 从句 Never shall I give up/ forget your help. 13. 同位语
There is no doubt that...It is the first time that...to begin with  what's more /besides/moreoverby the way4. for one thin ...