题型：填空题 题类：真题 难易度：普通
1. There used to be many (wolf)， but only a few of them remain today.
2. At present， Chinese is (wide) used around the world.
3. The doctor advised my father (not smoke) any more.
4 . We should be (friend) to others at any time.
5. It's reported that Chinese couples can have their (two) child if one of them is an only child.
试题篮
