In April,thousands of holidaymakers remained________abroad due to the volcanic ash cloud.
You’ve failed to do what you ______ to and I’m afraid the teacher will blame you.
It is difficult for us to learn a lesson in life ______ we’ve actually had that lesson.
______ earlier online survey shows that ______ quantity of Chinese believe Yuan Longping deserves a Nobel Peace Prize for his contribution to fighting world hunger.
Until the start of the Industrial Revolution, mankind was poor, hungry, and constantly at the _______ of disease and natural disasters.
The food ran out early, but __________ the party was a success according to the guests present that evening.