I demanded that Bob ____ there at once.[ ]
Through the economic reform, the economic situation of our country has ______ much better thanit was 30 years ago.
______ time went by, Cindy and the other kids became good friends.
Some children can’t afford ________ necessary stationary.- Let’s donate our pocket money to them.
Tom wants to be another Obama after he graduates from school. —- That sounds great, but how can he ____ a person like him if he goes on like this?