1 . Despite the unimaginable difficulties, the s__________ (专家) in this field have spent many years working out a practical solution to the problem. (根据中英文提示单词拼写)

2 . As for me, one of my t________(目标) this year is to hold an art exhibition in our school. （根据中英文提示填空）

3 . Art ______ (欣赏) centers on the ability to view art throughout history, focusing on the cultures and the people, and how art developed in the specific periods. （根据汉语提示单词拼写）

4 . Both the Beijing National S________(体育馆) known as the Bird’s Nest and Water Cube pool are spectacular architectural miracles. (根据中英文提示填空）

5 . Li Ning’s poor p________ in the 1988 Seoul Olympics made him determined to succeed in his new life. (根据首字母单词拼写)