________ a mobile phone can you ring ________ you want to talk with anywhere.
They had to ______ the meeting because the organizers didn’t prepare the hall well, where people can share their opinions and hold discussions.
Nowadays many women are _____ their late twenties or early thirties when they have their first child.
I know that if I start watching a soap opera, I immediately become hopelessly _____.
I will always remember _____ to the star’s concert and what I experienced there.
As PM2.5 readings reached as high as 900 in some cities, people are more _____ to get lung cancer in such conditions.