----- How can we live on 100 Yuan a month?----- Don’t worry. I’m sure things will turn out all right_______.
By the time Jack returned home from America, his son __________ from college.
She was good at physics _________she found it boring.
The experiment show that proper amount of exercise, if ________ regularly, can improve our health.
Listen! Do you hear someone _________ for help?
His first book ________ next month is based on a true story.