不定式作独立成分・综合用法■so to speak可以说，可谓The dog is, so to speak, a member of the family. 那狗可以说是家庭的一员了。He is, so to speak, the brains of the organization. 他可说是这个机构的大脑。■to be exact 精确地说He’s in his mid-fifties; well, fifty-six to be exact. 他五十多岁；嗯，确切地说是五十六岁。It happened late last century in 1995, to be exact. 事情发生在上个世纪末――准确地说，在1995年。■to be sure 无可否认，诚然He’s a nice person, to be sure. 肯定他是一个好人。He is clever, to be sure, but not very hard-working. 他聪明是聪明，但是不怎么勤奋。■to make matters [things] worse 更糟的是To make matters worse, he refused to apologize. 更糟的是，他拒不道歉。To make matters [things] worse, it started to snow when evening came. 更糟糕的是，夜幕降临时，天开始下起雪来了。
