The committee __________ over the problem among themselves for two hours.
The telephone ______ three times in the last hour, and each time it _____ for my father.
Much to his surprise,he invited only twenty friends to the dinner,but____ came.
Whether ways will be found to help China _______ the current world financial crisis is just _______ worries the public.
The bill would ______ workers twelve weeks of unpaid leave for family emergencies.
______ two exams to worry about, I have to work really hard this weekend.