We stopped for lunch on our way to the beach.
I forgot to take my watch off when I went swimming, and by the time I remembered, it had stopped.
The comedian's retort stopped the heckling.
I have stopped bleeding because my blood has coagulated.
My odometer stopped working about a month ago.
The chicken just stopped in the middle of the road.
When the raconteur began his story, every stopped to listen.
The robber escaped from police custody when they stopped at the donut shop.
The soldiers stopped to offer their respect to a fallen comrade.
Dave started hitchhiking because his car stopped working.
When the traffic light turned red, the man stopped at the intersection.
She stopped talking mid-sentence when she realized she had forgotten an important detail.
No, it is a complete sentence, but it needs punctuation (comma, semicolon) or it becomes a run-on. "You stopped, she didn't." "You stopped; she didn't."
The basic sentence is - Mrs Weera stopped her - this is a past simple sentence. There is only one verb - stopped - and this is in the past tense.