The chocolate is expensive and eating chocolate is not good for your health.
Pet raisers should look after their pets carefully, _______ they won’t be allowed to keep them any longer.
Learning to do some team work with _______ is important in our daily life.
What happened _______ the passengers on the Flight MH 730 on March 8?
I know _______ of the twins have been to Hainan Island before.
We should always offer our help to _______ old when they need help in their life.