What on earth did you tell her? The __________ on her face suggested that she was more than angry.
To qualify John for this new job, I recommended that he ____ some online courses first.
Walking alone in the dark, the boy whistled to ___ his courage.
Sleeping pills _____ be taken sometimes for a good night’s sleep but not so often that it becomes a habit.
I have no idea about what colours look good ____my skin.
_____with care, one tin will last for six weeks.