We have to get to the bus station ________ 6 o’clock, or we’ll be late.
She always ___________ her notes before the exam.
Of the two pens, the boy bought _________ expensive one at last.
We have an hour ____doing after-school activities, and two hours _____homework every day.
Linda finished her homework __________ than John.
I think PE is one of ______subjects of all.