Tham khảo tài liệu 'fundamentals of english grammar third edition teacher’s guide phần 4', ngoại ngữ, ngữ pháp tiếng anh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | EXERCISE 28 p. 103. Verb tense review. Chapters 1 2 and 4 Encourage students to explain the meanings in their own words. See the Introduction p. ix for ways of handling discussion-of-meaning exercises. SAMPLE ANSWERS 1. Rachel and Nadia are both taking English classes at present. We don t know how long Rachel has been taking the classes. Only the sentence about Nadia expresses duration which is why the present perfect progressive is used . 2. Ann is still in Jerusalem but Sue is not. Sentence a. expresses duration using a stative verb. Sentence b. discusses a situation that occurred at unspecified times in the past. 3. Jack s visits occurred in the past. Matt is visiting his relatives at present. Sentence b. expresses duration. 4. a. in progress right now b. habitually c. in progress from a time in the past to the present duration d. actions that occurred at unspecified times in the past 5. habitually b. actions that occurred at unspecified times in the past c. actions that began and ended at a specific time in the past last week d. in progress right now e. in progress from a time in the past to the present duration EXERCISE 29 p. 104. Verb tenses. Charts 4-2 4-8 This exercise focuses on the relation between time expressions and verb tenses to reinforce the concept that verb tenses express time relationships. Ask students to give real information about their actual lives. This exercise can be done orally or in writing. EXERCISE 30 p. 105. Review of verb tenses. Chapters 1 4 Students need time to work through this exercise. They could do it as seatwork in pairs prior to class discussion or simply as homework. ANSWERS 1. A Do you have B am planning A Have you ever been B was .lives is living . go 2. B is studying A will she get is she going to get is she getting A has she been studying A Does she study 3. A is talking B is she talking A have been talking 4. A Do you know B have . . . get . . . will call . . . will give B will do 5. A has been . Has anyone seen B saw
