The elevator in the teaching building was always in the summer vacation. That was why I chose to climb the stairs instead.
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 _________.
The English teacher tells the students to have ______ for different races and appreciate the diversity of other cultures .
______ young in our village are now living _______much more comfortable life than we did.