| Abstract | 第5-7页 |
| 摘要 | 第8-15页 |
| Preface | 第15-18页 |
| Chapter Ⅰ Chomsky's Theory on ECs | 第18-28页 |
| 1.1 Introduction of ECs | 第18-20页 |
| 1.2 classification of overt NPs in the GB theory | 第20-21页 |
| 1.3 Chomsky's classification of covert pronouns(ECs) | 第21-23页 |
| 1.4 Some linguists' study on PRO | 第23-28页 |
| 1.4.1 Chomsky's theory on PRO | 第24-26页 |
| 1.4.2 William's theory on PRO | 第26页 |
| 1.4.3 Bresnan's theory on PRO | 第26-28页 |
| Chapter Ⅱ Chinese ECs | 第28-37页 |
| 2.1 James Huang's analysis of Chinese ECs | 第28-30页 |
| 2.2 Xu Liejiong's theory | 第30-34页 |
| 2.3 Shenyang's theory | 第34-37页 |
| Chapter Ⅲ English PRO | 第37-67页 |
| 3.1 Motivations for positing the existence of PRO | 第37-41页 |
| 3.2 The distribution of English PRO | 第41-42页 |
| 3.3 The reference of English PRO | 第42-64页 |
| 3.3.1 Lexical approach to the reference of PRO in infinitive clause | 第43-60页 |
| 3.3.1.1 Infinitive Clause Acting as Sentential Subject | 第44-46页 |
| 3.3.1.2 Infinitive Clause Acting as Verbal Complement | 第46-58页 |
| 3.3.1.3 Infinitive Clause Acting as Adjunct to Sentences | 第58-60页 |
| 3.3.2 Lexical Approach to the reference of gerundive clause | 第60-64页 |
| 3.3.2.1 Gerundive clause as sentential subject | 第61-62页 |
| 3.3.2.2 Gerundive clause as verbal complement | 第62-63页 |
| 3.3.2.3 Gerundive clause as adjunct | 第63-64页 |
| 3.4 Features of PRO | 第64-65页 |
| 3.5 Conclusion | 第65-67页 |
| Chapter Ⅳ Chinese PRO | 第67-96页 |
| 4.1 The distribution of Chinese PRO | 第67-72页 |
| 4.1.1 Argument against Huang's Finiteness and Nonfiniteness Distinction | 第68-69页 |
| 4.1.2 A New Criterion for Nonfiniteness Identification | 第69-72页 |
| 4.2 Chinese PRO and Pro | 第72-76页 |
| 4.3 The reference of Chinese PRO | 第76-95页 |
| 4.3.1 PRO in the Subject position of Non-finite phrases as verbal compleme | 第76-80页 |
| 4.3.2 PRO in the subject position of verbal complement with a noun phrase(bi-constituent structure) | 第80-87页 |
| 4.3.3 PRO in the subject position of sentential subject | 第87-89页 |
| 4.3.4 PRO in the subject position of adjunct | 第89-92页 |
| 4.3.5 PRO in the sentence with consecutive predicates | 第92-95页 |
| 4.4 Conclusion | 第95-96页 |
| Chapter Ⅴ Conclusion | 第96-98页 |
| Bibliography | 第98-100页 |
