1 . As is known to all, Venice is one of the great tourist _____(attract) of the world. (所给词的适当形式填空)

2 . The Great Wall was built thousands of years ago and it is one of the most important tourist________ (attract).（所给词的适当形式填空）

3 . One of the main_____(吸引) of the job is the high salary. (根据汉语提示单词拼写)