Условие:
Past Simple:
1. Nikola Tesla invented the induction motor.
Negative: Nikola Tesla did not invent the induction motor.
General Question: Did Nikola Tesla invent the induction motor?
2. Before him, many scientists tried to create a similar device.
Negative: Before him, many scientists did not try to create a similar device.
General Question: Did many scientists try to create a similar device before him?
3. All of them failed.
Negative: All of them did not fail.
General Question: Did all of them fail?
4. Tesla's invention changed the field of electrical engineering forever.
Negative: Tesla's invention did not change the field of electrical engineering forever.
General Question: Did Tesla's invention change the field of electrical engineering forever?
5. His idea was revolutionary.
Negative: His idea was not revolutionary.
General Question: Was his idea revolutionary?
6. It made possible the widespread use of AC power systems.
Negative: It did not make possible the widespread use of AC power systems.
General Question: Did it make possible the widespread use of AC power systems?
7. The induction motor quickly became popular.
Negative: The induction motor did not quickly become popular.
General Question: Did the induction motor quickly become popular?
8. It did not require brushes or commutators.
Negative: It did require brushes or commutators.
General Question: Did it require brushes or commutators?
9. This reduced maintenance costs significantly.
Negative: This did not reduce maintenance costs significantly.
General Question: Did this reduce maintenance costs significantly?
\nPast Continuous:
1. At that moment, he was working on alternating current.
Negative: At that moment, he was not working on alternating current.
General Question: Was he working on alternating current at that moment?
\nPresent Simple:
1. Nowadays, induction motors are found everywhere.
Negative: Nowadays, induction motors are not found everywhere.
General Question: Are induction motors found everywhere nowadays?
2. They are used in factories, homes, and even in transportation.
Negative: They are not used in factories, homes, and even in transportation.
General Question: Are they used in factories, homes, and even in transportation?
3. For example, fans, pumps, and compressors often rely on these motors.
Negative: For example, fans, pumps, and compressors often do not rely on these motors.
General Question: Do fans, pumps, and compressors often rely on these motors?
4. Their efficiency is high.
Negative: Their efficiency is not high.
General Question: Is their efficiency high?
5. This makes them ideal for industrial applications.
Negative: This does not make them ideal for industrial applications.
General Question: Does this make them ideal for industrial applications?
6. Moreover, they are durable.
Negative: Moreover, they are not durable.
General Question: Are they durable?
7. They can operate under harsh conditions.
Negative: They cannot operate under harsh conditions.
General Question: Can they operate under harsh conditions?
8. Modern induction motors have improved further.
Negative: Modern induction motors have not improved further.
General Question: Have modern induction motors improved further?
9. They remain essential components in many aspects of our lives.
Negative: They do not remain essential components in many aspects of our lives.
General Question: Do they remain essential components in many aspects of our lives?
10. The future looks bright for induction motors.
Negative: The future does not look bright for induction motors.
General Question: Does the future look bright for induction motors?
11. We can expect to see even wider adoption and integration into emerging technologies.
Negative: We cannot expect to see even wider adoption and integration into emerging technologies.
General Question: Can we expect to see even wider adoption and integration into emerging technologies?
\nPresent Continuous:
1. Researchers continuously work on enhancing their performance and reducing their size.
Negative: Researchers do not continuously work on enhancing their performance and reducing their size.
General Question: Do researchers continuously work on enhancing their performance and reducing their size?
(Note: "continuously work" here functions as present simple with an adverb of frequency, but if interpreted as an ongoing action, it could be "are continuously working". Given the instruction to find sentences with present continuous, I'll also include the 'are being implemented' example.)
2. New materials and designs are being implemented to make these motors even better.
Negative: New materials and designs are not being implemented to make these motors even better.
General Question: Are new materials and designs being implemented to make these motors even better?
