Senior high school student as he is, he finds it a difficult time as a grown-up by his parents.
Roads in this mountain area used to be ______; people found it hard to travel here.
On May 30th, 2010, at _____World Table Tennis Championship, Ma Lin and Zhang Joke won the gold medal in men’s with ____score of 3:1.
They would not allow him _______ across the enemy line.
—Where did you see him for the first time?— It was in the factory _________ we worked.
—why don’t we choose that road to save time? —The bridge to it