TASK DEFINITION: In this task, you're given four sentences of a story written in natural language. The given story is not complete and your job is to complete the story by selecting one of the sentence choices from (A) and (B), such that the story sounds fully coherent.
PROBLEM: Sentence1: Noah bought an old book at the thrift store. Sentence2: He took it home and began to read it. Sentence3: As he did, something fell out of the pages. Sentence4: Noah bent curiously and picked it up, eyes widening.
(A) He went back to reading his book. (B) What had been pressed between the pages was a four-leafed clover!

SOLUTION: B

PROBLEM: Sentence1: When I first met Janice, she didn't know how to crack a walnut. Sentence2: I couldn't believe she had gotten this far in life without this skill. Sentence3: I offered to teach her many methods to crack nuts. Sentence4: She accepted.
(A) Janice decided she didn't want to learn how to crack walnuts. (B) Janice is now an expert walnut cracker.

SOLUTION: B

PROBLEM: Sentence1: Oliver needed a new radio. Sentence2: He didn't know anything about them, though. Sentence3: He had a friend help him pick one out. Sentence4: The friend was a pro and found him a good deal.
(A) Oliver was sick of his friend's unwanted advice. (B) Oliver was grateful to his friend.

SOLUTION:
B