The officer asked if we observed anything unusual in the neighborhood on the night of the murder.
We observed a man putting a long, heavy bundle into the trunk of a car.
The investigators observed blood spatter on the walls of the garage.
The mentor observed his pupil as he struggled with the problem.
The oscillating object was observed by the students.
The kids observed the insects during science.
The word "seen" is used as the past participle of "see" to indicate that the action was witnessed or observed. It is appropriate to use "seen" in a sentence when describing something that has been observed in the past or when forming a passive construction.
He observed Lent by giving up his biggest vice. The word lent is the past tense of lend. Richard lent me his car last week.
Flash floods can be caused by an abnormal amount of rainfall. No abnormal physical conditions were observed in the cloned mice.
While she observed the zebra's interesting eating habits, she also paid attention to the stallions' ones to compare.
The scientist was smart.!
The profusely bleeding man was rushed into intensive care.Intensive precautions are observed when handling explosives.
"The microscopic bacteria are abundant on my fingernail."
He did not know where he left his watch. Where in the world can you find a zebra? Where there is a possibility of danger, caution should be observed. Maya forgot where she put her phone.
We observed the hydrotropism of the plants.