[Q]: How does the sentence end?

Mary thought the low pressure system would bring rain soon, so she told Christine not to water her plants.

[A]: Mary was wrong and the plants died from dehydration.

[Q]: How does the sentence end?

Natalie borrowed dye from Emily since

[A]: Emily had gotten new supplies for her hair recently.

[Q]: How does the sentence end?

Joseph helped to cure Kevin's disease, so

[A]:
Joseph was thanked for being a good doctor.