1、信不信由你，这是我第一次加入他们的讨论
2、目前，因为全球金融危机的影响，世界经济越来越糟糕了。
3、许多人对他的的已经充耳不闻，即使他们知道这些建议都很价值
4、在场的人都是我朋友
5、一个外国人把汉语说得和中国人一样流利很难
6、自从他的独生女死后，我知道他经历了很困难的一般时间
7作为老师，我们应该帮助那些学习有困难的人
8、他还没来，你认不他发生了什么事
9、你们将在广州呆多久？两周
10他坚持认为他没有老，应该马上被送回去上课

1.Believe or not, it's my first time to join in their discussion.
2.In the current, because of the influence of globle financial crisis, world economy is getting worse.
3.Many people turned a deaf ear to his words, even though they knew that these advice were valuable.
4.All of these present are my friends.
5.It's very difficult for an foreigner to speak Chinese fluently like a Chinese does.
6.I knew that he was going through a period of painful time since his only daughter had died.
7.As teachers, we ought to help those who have difficult in studying.
8.He hasn't arrived yet. What do you think has happend to him?
9.How long will they stay in Guangzhou? Two weeks.
10.He insists on that he isn't old and should be sent back to classroom immediately.