1. About Gerunds 關於動名詞
   1. used after preposition:) 用係介系詞, 前置詞(例:at,on,in,without...)後面
   2. used after possessive adj/ "'s" 用係表示所屬關係0既形容詞(her,his,their) 同埋" 's " (例:Tom's ,Jeremy's)
   3. used after the following words or expression. 用係某一d動詞(例:stop/enjoy...)或者 係一d表達思想情感的字後面 (例:looking forward to期待,can't sleep...)
      1. he following word that may: 1)verb 2)expressions表達思想/情感
   4. "to" +gerund
      1. **一定要記！ 1)devote to+gerund 2)object+to+gerund 3)(be)used to+gerund
2. About Infinitive 關於不定詞
   1. infinitives(without "to") 用infinitives但係冇"to"
      1. the following words or expressions (措詞) are followed by bare infinitives
         1. e.g.Did Tom pass the exam?
      2. e.g.(1)will/can/may/do/must
      3. e.g.(2)see/watch/notice注意/observe觀察
      4. e.g.make/let
         1. Topic
      5. e.g.cannot but/would rather/had better
   2. The following expressions are followed by "to"(infinitives) 有d字係會to行後面
      1. (A).動詞+infinitive
      2. 一定要記！！ e.g.hope to/appear to/have to/need to/ sorry to/wish to/promise to
      3. (B).動詞+object對象+infinitives
      4. 一定要記！！ e.g.allow me to/ask him to/order her to/ teach me to/tell them to/permit us to
   3. used after adj 用係形容詞後面;-)
      1. (a.)used with adj of personal qualities the preposition which follows is "OF" 係用係一d形容詞+of0既後面
      2. e.g.kind of/crazy of/foolish of
      3. (b.)used with adj of impersonal qualities, the preposition which follows ia"for" 用係一d形容詞+for0既後面
      4. e.g.importat for/essential for/easy for/possible for
   4. other infinitive patterns 其他不定詞0既樣式
      1. (a)too+形容詞+to (b)it is+形容詞+to
      2. e.g.too good to it is cooler to
      3. (c)形容詞/副詞+enough+infinitive
      4. e.g.not old enough to go
      5. (d)not enough to=too...to
      6. e.g.too old to go/tooheavy for him to lift
      7. (e)so+形容詞/副詞+as+infinitive
      8. e.g.so foolish as to leave
      9. (f)"only to"
      10. used to express a disappointing/unpleasant experience which one has met. 用黎陳述使人不愉快的同失望0既經驗
      11. e.g.only to find