Problem: How does the sentence end?

The woman wanted to put the water in the canteen but the 
Answer: canteen was too small.

Problem: How does the sentence end?

Katrina is being sexually harassed and asks for Monica's help, because 
Answer: Katrina needs help from a friend.

Problem: How does the sentence end?

Patricia lost the talent show's singing contest versus Erin because 
Answer: Erin remembered the song's lyrics correctly.

Problem: How does the sentence end?

The crowd of people left the platform and boarded the train, and therefore the 
Answer:
platform became deserted.