1. THE PASSIVE VOICE OF SIMPLE PRESENT TENSE, SIMPLE PAST TENSE AND PRESENT PERFECT Learn English Patterns at Anglicize your speech http://nulcgelecturers.com

2. Use the passive voice when the doer of an action is not known or is not important. Use the passive voice with by when the doer of the action is important. For example, 1. The TV was introduced in 1920s. 2. Computers are used at school these days. 3. A library has been built for the community. For example, 1. The planes were invented by the Wright brothers. 2. Computers are used by the GE lecturers. 3. The books have been studied by the freshmen. Usage of passive voice http://nulcgelecturers.com

3. Simple present passive – affirmative statements Subject+ is/ are+ past participle (v3) + … A microphoneisusedin class for teaching. New computersaredesignedevery year. 1. A bookis 2. The cars 3. base form of the verb simple pastpast participle useused designdesigned http://nulcgelecturers.com

4. Simple present passive – negative statements Subject+is/are+not+past participle (v3) + … Alcoholisnotservedin this shop. Vegetablesarenotplantedduring winter season. 1. Newspapers 2.is 3. base verbsimple pastpast participle serveserved plantplanted http://nulcgelecturers.com

5. Simple past passive - affirmative Subject+ was/were+ past participle+ … The televisionwasinventedin 1923. His shoesweremadein Italy. 1. The computer 2.built 3. base verbsimple pastpast participle inventinvented makemade http://nulcgelecturers.com

6. Simple past passive - negative Subject+ was/ were + not+ past participle + … The moviewasnotshownin class. The bookswerenotsoldin the library. 1.was 2.were 3.taken base verbsimple pastpast participle showshowedshown sellsold http://nulcgelecturers.com

7. Present perfect passive - affirmative Subject+has/ have +been+past participle + … English subject hasbeenstudiedfor a year. The testshavebeentakensince elementary. 1.has 2.have 3. base verbsimple pastpast participle studystudied taketooktaken http://nulcgelecturers.com

8. Present perfect passive - negative Subject+has/ have +not+been+past parti- ciple +… The jackethasnotbeenboughtin the mall. The laptopshavenotbeengivento the staff. 1.has 2.have 3. base formsimple pastpast participle buybought givegavegiven http://nulcgelecturers.com

9. Thanks and have fun learning English! by ajarn perry (http://nulcgelecturers.com) Hope you learned something today. http://nulcgelecturers.com