1、 有什么可担心的？我们有足够的粮食和水。
Is there anything to worry about? We have sufficient food and water.
2、 谁不知道大名鼎鼎的吉姆老爷？
Who doesn't know the well-known Master Jim?
3、 你不能再检查一遍你的试卷吗？
Can't you look over your examination exercises again?
4、 难道你没听说吗？乔治已经考上大学了。
Haven't you heard of it? George has been admitted to a college.
5、 你没去过北京图书馆？我真不相信！
Haven't you really been to Beijing Library? I can't really believe it!