Problem: How does the sentence end?

When told to pick the blocks up from the rug and put them on the shelf, he put them on the 
Answer: shelf because he was obedient.

Problem: How does the sentence end?

Eye surgery must be performed on Christopher but not Michael because 
Answer: Michael doesn't have cataracts in either eye.

Problem: How does the sentence end?

Dean was learning how to park a car but got into a collision with a wall. The 
Answer: car was farther than he expected.

Problem: How does the sentence end?

The boss said that Jeffrey was very unproductive unlike Leslie, due to 
Answer:
Leslie being hard working.