When we finally ______ to get all the work done, we were so exhausted that we simply felt like lying down and having a good sleep.
Life is like a game________you play five balls in the air—work,family,health,friends and spirit.
Across all media,people are debating about________we need to keep track of every school bus on China’s road.
Vitamin D helps our bodies make a special chemical,and this special chemical,________,affects our brains,making us feel happy.
Some of us remain________at our computer for hours every day,forgetting moving our body.
—As a teenager,our son should have two or three hobbies to be really happy.—________,but how can he afford the time with so much homework every day?