Chapter 1 to-infinitive
Focus 01 Nominal Use of Infinitive 1_ Subject, Complement, Object
Focus 02 Nominal usage of to-infinitive 2_ Interrogative + to-infinitive
Focus 03 Adjectival Use of the Infinitive
Focus 04 Adverbial Use of the Infinitive
Focus 05 too ~ to-infinitive / enough + to-infinitive
Focus 06 to the meaning of the infinitive subject
Focus 07 Tense of the Infinitive
Focus 08 Infinitive
Focus 09 Infinitive
Focus 10 Independent Infinitives

Chapter 2 Gerunds
Focus 11 Use of Gerunds
Focus 12 Semantic Subject of Gerunds
Focus 13 Gerunds and Present Participles
Focus 14 Verbs that use gerunds and to-infinitives as objects
Focus 15 Idiomatic Expressions of Gerunds

Chapter 3 Participle
The role of Focus 16 injections
Focus 17 Participle Phrases
Focus 18 Meaning of Participle Phrases 1_ Time, Reason
Focus 19 Meaning of Participle Phrases 2_ Conditions, Concessions
Focus 20 Meaning of Participle Phrases 3_ Simultaneous Actions, Continuous Situations
Focus 21 Perfect Participle Phrases
Focus 22 Omission of being and having been
Focus 23 Independent Participle Phrases, Impersonal Independent Participle Phrases
Focus 24 with+noun+participle

Chapter 4 Tenses
Focus 25 Present Perfect Uses and Forms
Focus 26 The Meaning of Present Perfect 1_ Completion, Result
Focus 27 The Meaning of Present Perfect 2_ Experience, Continued
Focus 28 Present Perfect Progressive
Focus 29 Uses and Forms of the Past Perfect
Focus 30 Past Perfect Progressive

A practical grammar book that makes it easy to master middle school English grammar.

- Concise grammar explanations in small, easy-to-understand units and problems that can be checked right away
- Includes all grammar of the new curriculum, without exception, by grade level.
- Includes a total of 3,350 questions covering all types of questions appearing on school exams.
- A textbook that reflects the latest exam questions and helps you prepare for your final exam and improve your skills.