-- Guess what? I have got A for my term paper. -- Great! You ___ read widely and put a lot of work into it.
There was __ traffic that nobody could move.
Mr. Chen drove all the ___ to WuHan to attend the meeting.
Me. Li has ordered __ for the school lab.
Look! There ___ a pencil and three note-books on the ground.
There __ no water in the well.