.—Believe it or not, last month in America I came across the girl whose photo was in the drift bottle I got three years ago.—Really?That’s the most surprising _______ I’ve ever heard of!
Before our study we did not have data that could tell us __ those changes were small or large .
Generally speaking , almost all the kids are ______about how everything around them works.
Our government’s plan to fight against air pollution will focus on _____ information and handling PM2.5.
Each time I ________ a good essay when reading newspaper , I cut it out and keep it.
A harmonious society is very important , so all the laws must be strictly _________.