不定式作獨立成分·表讓步

不定式用作獨立成分通常為一些固定短語，其中一個用法就是表讓步：

■not to mention 更不用說，還不算

He can speak French, German and Japanese, not to mention English. 他會說法語，德語和日語, 更不用說英語。

There’re ten of us ready to help, not to mention [without mentioning] the children. 我們有10個人愿意幫忙，還不算小孩。

■to say nothing of 姑且不講，更不用說，何況

You’ve wasted eight hours’ time, to say nothing of the material. 你浪費了八個鐘頭的時間，還不說材料。

He had to go to prison for a month to say nothing of the fine. 他得入獄一個月 更不用說罰款了。

■to put it mildly 說得輕些，不夸張地說，說得婉轉些

To put it mildly, she’s just a bit inquisitive. 說得輕些，她只是有點愛打聽。

■to say the least 至少可以這樣說，不夸張地說，說得輕些

The evidence for all these charges seems, to say the least, unlikely to prove convincing in court. 所有這些指控的證據，說得婉轉些，在法庭上似乎不大可能令人信服。

To say the least, their techniques are old-fashioned. 說得再輕一點，他們的工藝至少太老了。