— Why do you do volunteer work in the North-West?— I_______ to improve the lives of the children there through my efforts.
—What are you going to do this weekend?— . If time permits, I may go to Shanghai with my friends.
Little Johnny felt the bag, wondering what it ________ .
His brother ___the army since 2012.
It is believed that life in the twenty-first century is much easier than ________ .
When _____ Chinese culture with other cultures, we often pay attention only to the differences without noticing the many similarities.