Active Voice & Passive Voice

Active sentence (active voice) is the subject of his sentence which does the job, on the contrary, the passive voice (passive voice) is the subject of his sentence which is the work by the object of the sentence. Active voice is more often used in everyday life than the passive voice. However, often we find the passive voice in newspapers, articles in magazines and scholarly writings. Passive voice is used as the object of the active voice is more important information than its subject.

Rumus :

Simple past tense :

Active => verb 2 (ed)

Passive => was/were + verb 3

Simple present tense :

Active => verb 1 (+ s/es)

Passive => Is/am/are + verb 3

Present perfect tense :

Active => has/have + verb 3

Passive => has/have + been + verb 3

Present continous tense :

Active => is/am/are + verb ing

Passive => is/am/are + being + verb 3

Present future tense :

Active => will + verb 1

Passive => will + be + verb 3

Past perfect tense :

Active => had + verb 3

Passive => had + been + verb 3

Present perfect continous tense :

Active => has/have + been + verb ing

Passive => has/have + been + being + verb 3

	Active Voice	Passive Voice	Tenses
1	Fanni waters this plant every five days	This plant is watered by fanni every five days	Simple Present
2	Farhan is meeting them now	They are being met by farhan now	Present Continuous
3	He was reading a newspaper	A newspaper was being read by him	Past Continuous
4	She has studied English	English have been studied by her	Present Perfect
5	She will water this plant this afternoon	This plant will be watered by her this afternoon	Simple Future
6	They have been writing a letter	A letter have been being written by them	Perfect Continuous
7	They had studied Al-Qur'an	Al-Qur'an had been studied by them	Past Perfect
8	I wrote a novel yesterday	A novel is written by me yesterday	Simple Past

Article Active and Passive Voice

Electronics

Electronics plays a part in almost everyone life.radio and television sets are electronics devices .so are tape recorders and video or movie cameras and their projectors.doctors and dentist use x-ray machines,one of the first electronic inventions.in a long distance phone call,your voice is relayed over a great distance by other electronic devices.

Electronics is also important in industry,large x-ray machines are used to ‘see’ trought as much 10 to 20 inches of solid metal,in this way engineers can detect weaknesses inside such things as welded pipes ,airplane wings ,and railroad-car wheels.another electronic device counts cant oving alon a belt in a canning factory.if a dented can comes along,an electronically controlled steel bar pushes the dented can off the belt.

Electronic instrument are important in scientific research.atomic physicists work with giant electronic machines called particle accelerators.these accelerators are also called atom smashers.scientists turn to electronic computers to do huge amount calculating.electronic miscroscopes magnify very small things far beyond the power of any kind of microscope.

Radar ia another valuable electronic invention.it guides airplanes into crowded airpots,even when the ground is covered by fog.it enables pilots to locate and fly around storm high above the earth.missiles,earth orbiting satellites,and space probes are tracked by means or radar

Sumber1
Sumber2