We must take care of all living species on earth.
Correct answer: A. All living species on earth must be taken care of by us
- A. All living species on earth must be taken care of by us
- B. All living species on earth must taken care of by us
- C. All living species on Earth had been taken care of by us
- D. All living species on earth will be taken care of by us
Explanation
This sentence is in the passive voice, indicating that the living species (the subject) require the action of being taken care of by us (the agent).- The use of "must be taken care of" correctly conveys the idea of necessity and responsibility.
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