.I thought I was going to fail the exam, but I succeeded _______.
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.
---Do you know what Tom does all day?---I know he spends at least _______ time watching TV as he does spend doing his lessons.