| 1. | How long is it since your friend came to beijing 你的朋友来北京有多长时间了? |
| 2. | B before i came to beijing , i worked in shanghai 在来北京之前,我在上海工作。 |
| 3. | American businessmen are welcome to make investment in beijing 欢迎美商来北京投资 |
| 4. | My parents are coming to beijing for the olympics 我的父母要来北京看奥运会。 |
| 5. | Before i came to beijing , i worked in shanghai 在来北京之前,我在上海工作。 |
| 6. | A : yes , i like visiting beijing very much 是的,我非常喜欢来北京。我也是。 |
| 7. | American businessmen are welcome to make investment in beijing 欢迎美商来北京投资。 |
| 8. | What will be discussed during his stay in beijing 请问他这次来北京主要和中方谈什么? |
| 9. | A : how many times have you been to beijing 你来北京多少次了?很多次了。 |
| 10. | You also remembered i come beijing first day 你还记得我来北京的第一天吗 |