(4)表示方式、原因、時間、機會、權利等名詞用不定式做定語，這些名詞包括：

way, method, reason, time, place, chance, occasion, opportunity, evidence, power, right, movement, drive (運動)，effort等。如：

I worked so late in the office last night that I hardly had time to catch the last bus.

We appreciate your efforts to bring about a comprehensive solution to the existing problem.

(5)不定代詞something, nothing, little, much, a lot習慣上用不定式做定語。如：

Though we have made great progress, there is still much to be improved.

4.不定式做狀語

不定式做狀語主要表示目的、程度、結果、方式。

(1)in order to(do), so as to(do)結構引導目的狀語，so as to不能置于句首。如：

To succeed in a scientific research project, one needs to be persistent .

I advise them to withdraw so as not to get involved.

(2)so…as to, such…as to, enough…to, too…to結構做程度狀語。如：

The solution works only for couples who are self-employed, don’t have small children and get along well enough to spend most of their time together.

The vocabulary and grammatical differences between British and American English are so trivial and few as hardly to be noticed.

(3)不定式做結果狀語只能出現在句子的末尾，表示不愉快的結果，有時用only加強語氣。

常見的不定式動詞有find, hear, see, be told, form, give, make, produce等。如：

Greatly agitated, I rushed to the apartment and tried the door, only to find it locked.

(4)not/never too… to, too… not to, but/only too…to, too ready/eager/apt/inclined to 表示肯定意義。如：

I am only too pleased to hear from you further. 能再聽到你的消息，我太高興了。

三、動名詞

1.必須接動名詞做賓語的動詞

牢記下列要求接動名詞做賓語的動詞：

acknowledge, advocate, anticipate, appreciate, advise, avoid, admit, confess, consider, defend, delay, deny, dislike, enjoy, escape, excuse, fancy, favor, finish, forgive, imagine, include, involve, justify, keep mind, miss, mention, pardon, practice, postpone, permit, report, resent, resume, recall，recollect，risk, resist, suggest, tolerate。如：

Although a teenager, Fred could resist being told what to do and what not to do.

I appreciate having been given the opportunity to study abroad two years ago.

2.動名詞做介詞短語

考生尤其要識別下列短語中的to是介詞，不是不定式符號：

object to, resort to, react to, contribute to, look forward to, be accustomed to, be committed to, be exposed to, be subjected to, be devoted to, be dedicated to, be opposed to, be reconciled to, be contrary to, be (get) used to, come close to, get down to, give oneself up to, prefer…to, see to, set to, take to, in addition to, with regard to, with a view to, on the way to。如：

There was no sign that Mr. Jospin , who keeps a firm control on the party despite having resigned from leadership of it, would intervene personally.

Our modern civilization must not be thought of as having been created in a short period of time.

Nowhere in nature is aluminum found free, owing to its always being combined with other elements, most commonly with oxygen.

As the children become financially independent of the family, the emphasis on family financial security will shift from protection to saving for the retirement years.

Everyone with half an eye on the unemployment figures knew that the assertion about economic recovery being just around the corner was untrue.