As we can see, Peter is very happy, so he___________ have passed the exam. After all, it’s not difficult at all.
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?
We pursue happiness,thinking one day we will find it.But_________it by seeking it.
Some fruits are so easily harvested in this area that they are never of great________.
Many people tried to leave the country,________there was much violence and a serious shortage of food supply.