---I got up at five this morning, I thought it was Friday.---You _____ so early. It is Sunday today; you don’t have to go to work.
Try your best to help the people when they are in trouble, _______you will feel pleased and happy.
_____ the right decision _____ the future is probably the most important thing we will ever do in our lives.
This is a very special flower and it can ________a strong sweet perfume at night.
Being examined twice a year is the rule that every driverobey in the city.
Keeping a diary is ____ good habit, by which you'll make ____ great progress in writing.