Brian was about to_______________ when he suddenly found an answer to the question.
Allen has decided that he will be an engineer by the time he ________ twenty.
.The sweater ________ easily; isn't it suitable for a person as lazy as you?
—It seems that you know Dr. John very well. —Of course, we ________ together for five years in the 1990s.
A recent survey shows the number of people who shop in stores ________, while far more are shopping online.
I won't buy this iPhone unless the price ________ to under 2,000 yuan.