My chest _______ when I make a deep breath, doctor.
--What kind of ________ makes 3G cellphones so popular with the young? --Video communication, I think.
The cloth _______ easily if ______ on a table.
--Why do you have a _______ look? --Because you almost _______ me out of life by your _______ mask.
—May I open the window to let in some fresh air? —___________!
. With a _________ expression on her face, she is _______ about what to do next.