—John, how did your English exam go?— I thought I _____ , but in fact I came in the top 10% in the class.
Vitamin C helps our bodies make a special chemical, which _______ affects our brains, making us feel happy.
Sex education is a sensitive area for some parents, and thus it should remain _________.
A _______ number of mothers with young children are stopped from undertaking paid work because they lack access to childcare.
All the employees complain that their boss is just _______ with promises but never with money.
Mr. Richard was disappointed that many students who had signed up for his adventure course _______ at the last moment.