March 8, 2012 Agenda:=Grammar, Chapter 5    ->Lesson 7: Perfect Tenses    ->Lesson 8: Using TensesHomework:Lesson 7-8 Work...
Lesson 7: Perfect TensesThe present perfect tense places an action or condition in a stretchof time leading up to the pres...
Forming Perfect Tenses   To form the present perfect, past perfect, and future perfect   tenses, add has, had, have or wil...
1. People had wanted flight for hundreds of years, even though theywere flightless.2. The Montgolfier brothers had launche...
Lesson 8: Using Verb TensesA good writer uses different verb tenses to show that events occurat different times. If you do...
Writing about the Past... show actions and conditions that come to an endin the past.                                     ...
Writing about the Future... show actions and conditions that are yetto come.    People always will need to get       Futur...
1. Commuters (have used, will use) mass transit since the 1800s.2. The first electric subways (opens, opened) in London, E...
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Chapter 4, Lesson 7-8

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Chapter 4, Lesson 7-8

  1. 1. March 8, 2012 Agenda:=Grammar, Chapter 5 ->Lesson 7: Perfect Tenses ->Lesson 8: Using TensesHomework:Lesson 7-8 Worksheet 1
  2. 2. Lesson 7: Perfect TensesThe present perfect tense places an action or condition in a stretchof time leading up to the present. Balloons existed Hot-air balloons have existed for 300 years. in the past; the still exist.The past perfect tense places a past action or condition beforeanother past action or condition. Had used is After scientist had used weather farther back in the past that balloons for years, people discovered discovered. them for sport.The future perfect tense places a future action or condition beforeanother future action or condition. Will have tried will However, many more people will have tried occur before it the sport before it becomes ordinary. becomes ordinary. 2
  3. 3. Forming Perfect Tenses To form the present perfect, past perfect, and future perfect tenses, add has, had, have or will have to the past participle of the verb. Singular Plural  Present Perfect I have floated we have floated(has or have + past participle) you have floated you have floated he/she/ it has floated they have floatedPast Perfect I had floated we had floated(had + past participle) you had floated you had floated he/she/it had floated they had floatedFuture Perfect I will have floated we will have floated(will + have + past participle) you will have floated you will have floated he/she/it will have floated they will have floated 3
  4. 4. 1. People had wanted flight for hundreds of years, even though theywere flightless.2. The Montgolfier brothers had launched small balloons in 1782before they sent up a balloon carrying animals in 1783.3. Now pilots have circled the world non-stop in a balloon.4. In March 2009 it will have been ten years since Jones and Piccardshistoric flights.5. Piccards grandfather had piloted a balloon to a height of nearly52,000 feet in 1931, almost 70 years before his grandsons feet.6. Weather scientists have learned much about the earthsatmosphere from balloon flights.7. They have taken air samples around the globe. 4
  5. 5. Lesson 8: Using Verb TensesA good writer uses different verb tenses to show that events occurat different times. If you do not need to show a change of time, donot change tenses.Writing about the Present... shows actions and conditions that occur inthe present. Present Tense--places the action in the Bullet trains reach speeds of present more than 130 miles per hour. Present Perfect Tense--places the Subways have carried commuters actions in a period of time leading up to to work for decades. the present. Traffic engineers are improving Present Progressive Form(s)--show the mass transportation. actions or conditions in progress now 5
  6. 6. Writing about the Past... show actions and conditions that come to an endin the past. Past Tense--shows action that In the 1850s batteries propelled began and was completed in the some tram railways. past. People had crowded Bostons Past Perfect Tense--places the streets before the Subway opened. actions before other past actions. Officials were encouraging mass Past Progressive Forms--show that transit for years before highways the actions in the past were progressive. got too crowded. 6
  7. 7. Writing about the Future... show actions and conditions that are yetto come. People always will need to get Future Tense--shows that the actions are yet to come from home to work. Home offices will have become Future Perfect Tense--places the actions popular before subways are or conditions before other future actions or conditions overloaded. More people will be working at Future Progressive Form(s)--show that the action or condition in the future will be home several days a week. continuing 7
  8. 8. 1. Commuters (have used, will use) mass transit since the 1800s.2. The first electric subways (opens, opened) in London, England in1890.3. In 1987 Boston (will become, became) the first U.S. city with asubway.4. After subways (had run, ran) for a few decades, they improved.5. They (ran, will run) faster and were better ventilated.6. Now many cities (had enjoyed, enjoy) computer-controlled trains.7. These automatic commuter trains (carry, had carried) millions ofpeople everyday.8. The next generation of subway trains (had moved, will move)without engines or rails. 8
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