Luyện ngữ pháp - English Grammar for Academic Purposes
Chapter 2: Time Travel

STT	Tên task	Số câu hỏi
1	- I. INTRODUCTION AND OVERVIEW	8
2	- 1. The Perfect and Perfect Continuous Tenses Compared	1
3	- 2. How to Write the Perfect Tense	30
4	- II. USING THE PERFECT TENSE FOR TIME	1
5	- 1.0 Introduction	1
6	- 2.0 Past, Present and Future Perfect Tenses	15
7	- 3.0 Using Time Words and Phrases with the Perfect Tense	14
8	- 4.0 Other Adverbs Used with the Perfect Tense	18
9	- III. THE PERFECT CONTINUOUS TENSE	1
10	- 1. How to Write the Perfect Continuous Verb Tenses	1
11	- 1.1 Contractions	1
12	- 1.2 Comparison on How to Write the Perfect and Perfect Continuous Tenses	30
13	- IV. USING THE PERFECT CONTINUOUS TENSE FOR TIME	1
14	- 1. Comparison with the Regular Perfect Tense	1
15	- 2. The Perfect Continuous Tenses Connects Two Points of Time, Actions or Situations	1
16	- 3. Non-Action Verbs	1
17	- 4. Adverbs of Frequency	1
18	- V. ACTION AND TIME IN THE PERFECT CONTINUOUS TENSES: PAST, PRESENT AND FUTURE	13
19	- VI. PERFECT CONTINUOUS TENSE: IN-DEPTH COMPARISON WITH OTHER TENSES	17
20	- VII. CAUSE-EFFECT	1
21	- 1. Cause/Effect Relationship	14
22	- 2. Perfect Tenses for Cause and Effect	7

Luyện ngữ pháp - English Grammar for Academic Purposes Chapter 2: Time Traveldocument.title = 'Easy Word | Luyện ngữ pháp | Parts | ' + 'English Grammar for Academic Purposes' + '_' + 'Chapter 2: Time Travel';