18. The Greens will arrive _________ China next week.

　　 C. 按要求改写句子。(4分)

17. Turn left _________ busy Green Street.

16. Here are some flowers _________ our best wishes.

15. The post office is down Bridge Street _________ the right.

14. My brother’s school is across _________ Dadongmen Free Market, _________ Qianjia Street.

13. -Is there a scinece market near the bank?

　　 -No, you have to walk _________ the park. It’s _________ the new hotel and the library.

12. The library is next _________ the park.

11. Welcome __________ the garden district.

10.(　　 ) Let’s play computer games at a _________.

　　 B. 用适当的介词填空。(8分)

9.(　　 ) He is driving his car along a busy ________ called Zhongnan Ave.