It was only after he had read the papers _____Mr. Gross realized the task before him was extremely difficult to complete.
---Why does she always ask you for help? ---There is no one else ______, is there?
The order came ______ the soldiers ______ the small village the next morning.
We have every reason to believe that ______ 2010 World Expo in Shanghai will be ______ success.
— How often do you eat out? — , but usually once a week.
He told us he _____ a concert _____ .