Passive voice

True or False: We use passive voice to emphasize the agent.

• true

• false

Who is the agent of the action?
"The first airplane was designed by the Wright brothers."

• The airplane

• The Wright brothers

Transform this sentence into passive: "The scientists are creating new vaccines."

• "The vaccines are creating new scientists."

• "New vaccines are being created by the scientists."

• "New vaccines were created by the scientists."

In which tense is the following sentence? "The telephone was invented in 1876."

• Present Perfect

• Simple Present

• Simple Past

Does this sentence have passive voice or active voice?: "Thomas Edison invented the light bulb."

• Active voice

• Passive voice

What does "by" indicate in this case?
“The prototype was damaged by an unexpected error."

• Deliberate use of a tool

• The doer of the action

• Accidental action

Which sentence is being impersonal in a scientific way?

• "We say that the wheel is the most important invention of humanity."

• "People say that the wheel is one of the most important inventions of humanity."

• "It is said that the wheel is one of the most important inventions of humanity."

Rewrite the next sentence into active voice:
"A car that has solar panels will be released by the company."