Problem: How does the sentence end?

James wanted to carry the log for support but he picked up a rod instead because the 
Answer: rod is light.

Problem: How does the sentence end?

More cups are needed in order to empty the vodka in the bottles. The 
Answer: bottles are big.

Problem: How does the sentence end?

James was waiting for the alarm to go off so that he could listen to the radio. The 
Answer: radio is too low.

Problem: How does the sentence end?

Betty let her star shine but Cynthia tended to hang back, because 
Answer:
Betty was so extroverted.