1 . The hotel, which is carved entirely from ice, is rebuilt ________ (annual). (用所给词的适当形式填空)

2 . And do I do so weekly, monthly or ____________ (annual)? (所给词的适当形式填空)

3 . They celebrate their wedding anniversary ________ (annual). (所给词的适当形式填空)

4 . Cars should be tested ________ (annual) to be kept in good condition, otherwise they would be an invitation to accidents. (所给词的适当形式填空)

5 . The Nobel Prize in literature is awarded ________ (annual) to an author who has produced the most outstanding work in the field of literature. (所给词的适当形式填空)

6 . The industry has grown 27% _______(annual) over the past 10 years. （所给词的适当形式填空）

7 . If both sides agree, the contract can be renewed ________ (annual)．（所给词的适当形式填空）

8 . 2. 4 million people died________(annual) from causes directly related to air pollution. （所给词的适当形式填空）

9 . World Economic Forum is held __________ (annual) in this city. (所给词的适当形式填空)

10 . Varieties of ceremonies have been held ____ (annual) to memorize the founding of New China. (所给词的适当形式填空)