He directed exposure to pigs,otherwise he_______pig flu.
If you put too many potatoes in that paper-bag it will _____.
The chickens will provide us _______ feathers, ______ we can make use for cleaning the table and benches.
The pills really work! I __________ 7 kilograms in the last two months!
Three of the town’s factories have closed down _____ the space of a year.
____, he does not know the answer.