David enjoys _________ basketball on the playground after school every day.
Nowadays, people like to discuss if young couples need ______ second child.
—I don’t understand_________.—I’m sorry. But I was doing my homework at that time.
The park is far away from here indeed it’s about_______walk
The world’s population is growing and there is land and water for growing rice.
-- When will A Bite of China II begin tonight? -- It ________ for ten minutes.