[Q]: How does the sentence end?

Samantha offered to help Christine learn how to immigrate to her country, as

[A]: Samantha was a native.

[Q]: How does the sentence end?

Mark used a towel on the windshield of his car because the

[A]: towel was dry.

[Q]: How does the sentence end?

Rebecca picked up Amy to carpool to work every day, so

[A]:
Rebecca asked for some gas money.