[Q]: How does the sentence end?

Brian taught Brett, his child, how to ride a bike and this made 

[A]: Brett feel so grateful.


[Q]: How does the sentence end?

Kelly use to hate going to the store nearby and always went to the shop far away because the 

[A]: shop had nice staff.


[Q]: How does the sentence end?

Emily took a longer time to work on the engine than Cynthia because 

[A]:
Emily was not familiar with cars.