Look at this ! I_____some magazines and______this letter.
Sit down, Emma. You will only make yourself more tired,__________ on your feet.
No one is permitted __________ the room until the chairman declares the end of the conference.
Our English teacher raised her voice to make herself __________.
Lisa was punished by her mother because she went out to play __________ her homework unfinished.
With the word “PM2. 5” constantly __________ in media reports, you might be wondering what on earth it means.