Grammar Express Contents Part I: Present and Imperative Unit 1: Present Progressive (I am studying.) Unit 2: Simple Present Tense (I study.) Unit 3: Non-Action Verbs (I understand.) Unit 4: Present Progressive andSimple Present Tense (I am studying. / I study.) Unit 5: Imperative (Study! / Don't Study!) SelfTest I Part II: Past Unit 6: Simple Past Tense: Affirmative Statements (I studied.) Unit 7: Simple Past Tense: Negative Statements and Questions (I didn't study. / Did you study?) Unit 8: Used to (I used to study.) Unit 9: Past Progressive (I was studying.) Unit 10: Past Progressive andSimple Past Tense (I was studying. / I studied.) SelfTest II Part III: Present Perfect and Past Perfect Unit 11: Present Perfect: Since and For (I have studied since May. / I have studied for a month.) Unit 12: Present Perfect: Already and Yet (I have already studied. /I haven't studied yet.) Unit 13: Present Perfect: Indefinite Past (I have studied.) Unit 14: Present Perfect andSimple Past Tense (I have studied. / I studied.) Unit 15: Present Perfect Progressive (I have been studying.) Unit 16: Present Perfect andPresent Perfect Progressive (I have studied. / I have been studying.) Unit 17: Past Perfect (I had studied.) Unit 18: Past Perfect Progressive (I had been studying.) SelfTest III Part IV: Future and Future Perfect Unit 19: Future: Be going to and Will (I am going to study. / I will study.) Unit 20: Future : Contrast Be going to, Will, Simple Present Tense, Present Progressive Unit 21: Future Time Clauses (I will call you after I study.) Unit 22: Future Progressive (I will be studying.) Unit 23: Future Perfect andFuture Perfect Progressive (I will have studied. / I will have been studying.) SelfTest IV Part V: Wh- Questions, Tag Questions, Additions Unit 24: Wh - Questions: Subject and Predicate (Who studied? / Who did you study?) Unit 25: Tag Questions (You studied, didn't you? / You didn't study, did you?) Unit 26: Additions with So, Too, Neither and Not either (I studied, and so did he. / I didn't study, and neither did she.) SelfTest V Part VI: Modals (I) Unit 27: Ability : Can, Could, Be able to (I can study for hours.) Unit 28: Permission : May, Can, Could, Do you mind if . . . ? (May I study on my own?) Unit 29: Requests : Will, Can, Would, Could, Would you mind . . . ? (Will you study with me?) Unit 30: Advice : Should, Ought to, Had better (You should sFuchs, Marjorie is the author of 'Grammar Express - without Answer Key, Text' with ISBN 9780130409850 and ISBN 0130409855.